Bonnie Chamchawee · NorCal tennis rating

MatchPoint

Player profile

Bonnie Chamchawee

USTA 3.5 · NorCal league player

3.56

current

▲ +0.77 this season

93% likely to move up

Other formats · don’t affect your rating above

Combo 3.59Mixed 3.84

Active teams · 18

CUBBERLEY CW7.5A-DT →2026 Combo Womens Daytime League 7.5 FREMONT TC 40MX7.0A →2026 Mixed 40 & Over 7.0 FREMONT TC 40MX8.0A →2026 Mixed 40 & Over 8.0

USTA3.50

2026

135 matches

Jan · 3.24

Aug · 3.56

Sep 18 · Doubles−0.09

Match detail is not available. Running 3.59.

● Won ● Lost · Select a point to see that match.Your whole season is recalculated every night, so earlier points can shift as new results come in.

Current season

119 matches

Published NorCal results in 2026 — 72 scoring, 47 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Aug 8, 2026 · Doubles

Lost 6-7,0-6

−0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Christine Breen(partner)Currently on RIDGEMARK G&CC 55MX7.0A

3.51

Opponents

Dawn AllenCurrently on WASHOE TENNIS CLUB/WASHOE TC 40MX8.0A

3.73

Victoria NessCurrently on SOUTH RENO TENNIS 55MX8.0A

3.85

Rating 4.03 → 3.93Doubles result

Aug 8, 2026 · Doubles

Lost 0-6,5-7

−0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Kate B Gillis(partner)

3.84

Opponents

Ariadile Goes MarianoCurrently on ROLLING HILLS CW7.5A

4.04

Lori TorkelsonCurrently on ROLLING HILLS CW7.5A

3.96

Rating 3.93 → 3.90Doubles result

Aug 7, 2026 · Doubles

Won 6-3,6-0

+0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Sylvia LeeCurrently on SPANISH BAY CW7.5A-DT

3.26

Kim TopeCurrently on SPANISH BAY CW7.5A-DT

3.43

Rating 3.91 → 3.97Doubles result

Aug 7, 2026 · Doubles

Won 6-0,6-0

+0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Alison Erhart(partner)Currently on SUNNYVALE MTC CW6.5D

3.45

Opponents

Sue Foltz

3.38

Stacie GriffinCurrently on SOUTH RENO TENNIS CW7.5A

3.38

Rating 3.97 → 4.03Doubles result

Aug 6, 2026 · Doubles · Mixed

Won 6-0,6-1

+0.01

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Laxman Subramanian(partner)Currently on WALLENBERG PK CM7.5A

3.59

Opponents

Suneel SharmaCurrently on ALMADEN VAC CM6.5A

3.33

Francesca PaoliniCurrently on ALMADEN SR CW7.5A

3.17

Mixed rating 3.83 → 3.84Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Aug 5, 2026 · Doubles · Mixed

Won 6-1,1-6,1-0

+0.15

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Sanjiv Pandey(partner)Currently on PLEASANTON CM7.5C

3.86

Opponents

Lual LualhatiCurrently on WASHINGTON PK 40MX8.0A

3.81

Marlon TanCurrently on WASHINGTON PK CM8.5A

4.07

Mixed rating 3.68 → 3.83Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Aug 4, 2026 · Doubles · Mixed

Won 6-2,6-2

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Kulvinder Singh(partner)Currently on WILLOW PASS PK 40MX8.0B

4.02

Opponents

Rose SpicerCurrently on BLACKHAWK CC CW6.5A

3.22

Saurabh ShrivastavaCurrently on BLACKHAWK CC CM6.5A

3.32

Mixed rating 3.66 → 3.68Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Aug 2, 2026 · Doubles · Mixed

Won 6-2,6-0

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Glenn Teixeira(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM8.5A

4.27

Opponents

Bisong TaoCurrently on CUPERTINO TC/CUPERTINO SC CM8.5A

3.74

Amy MaoCurrently on CUPERTINO TC/CUPERTINO SC 40MX8.0B

3.36

Mixed rating 3.58 → 3.66Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Aug 1, 2026 · Doubles · Mixed

Lost 5-7,6-7

−0.12

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Marcus Woods(partner)Currently on RIDGEMARK G&CC CM8.5A

4.01

Opponents

Maja BuhrCurrently on RIO DEL MAR 40MX8.0A

3.94

John NegreyCurrently on RIO DEL MAR CM7.5A

3.90

Mixed rating 3.68 → 3.56Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Aug 1, 2026 · Doubles · Mixed

Won 6-2,6-2

+0.01

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Cecil Caufield(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 40MX6.0A

3.58

Opponents

Ivetta BagirovCurrently on ALMADEN VAC CW6.5A

2.72

Eugene BonevCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5C

3.24

Mixed rating 3.56 → 3.58Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 28, 2026 · Doubles · Mixed

Lost 2-6,3-6

−0.12

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Kulvinder Singh(partner)Currently on WILLOW PASS PK 40MX8.0B

4.02

Opponents

Susanne CarrCurrently on WALNUT CREEK RC/Walnut Creek TC 40MX7.0C

4.00

Laurent RouquetteCurrently on CHABOT CANYON CM8.5A

3.97

Mixed rating 3.80 → 3.68Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 26, 2026 · Doubles · Mixed

Won 7-5,5-7,1-0

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Patrick Mcbrearty(partner)Currently on RIDGEMARK G&CC 55MX7.0A

3.57

Opponents

Veronica CarrilloCurrently on SEASCAPE SC CW6.5A

3.58

Pete MarinovichCurrently on SEASCAPE SC CM7.5A

3.85

Mixed rating 3.63 → 3.70Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 26, 2026 · Doubles · Mixed

Won 6-3,6-7,1-0

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Marcus Woods(partner)Currently on RIDGEMARK G&CC CM8.5A

4.01

Opponents

Dan SimpsonCurrently on CHAMISAL TC CM8.5A

3.68

Lisa BarnettCurrently on CHAMISAL TC CW7.5A-DT

3.97

Mixed rating 3.70 → 3.80Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 25, 2026 · Doubles · Mixed

Won 1-6,6-3,1-0

+0.11

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Kulvinder Singh(partner)Currently on WILLOW PASS PK 40MX8.0B

4.02

Opponents

Jason LeeCurrently on PLEASANTON CM7.5F

3.55

Fang LinCurrently on PLEASANTON 40MX7.0C

3.95

Mixed rating 3.52 → 3.63Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 23, 2026 · Doubles · Mixed

Lost 4-6,6-7

−0.18

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Chris Smith(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.78

Opponents

David BotkinCurrently on SUNNYVALE TC/SUNNYVALE MTC CM7.5C

3.87

Mona LeeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0C

3.38

Mixed rating 3.70 → 3.52Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 22, 2026 · Doubles · Mixed

Lost 3-6,6-7

−0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Nand Jha(partner)Currently on FREMONT TC CM8.5B

4.26

Opponents

Jerome PonsCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CM7.5C

4.04

Maggie YuenCurrently on SUNNYVALE MTC CW8.5D

4.21

Mixed rating 3.74 → 3.70Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 21, 2026 · Doubles · Mixed

Lost 6-7,2-6

−0.14

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Roland Genise(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.36

Opponents

Vanessa GracianoCurrently on SUNNYVALE MTC 40MX8.0C

4.09

J ChiuCurrently on SUNNYVALE MTC 40MX7.0F

3.63

Mixed rating 3.89 → 3.74Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 18, 2026 · Doubles · Mixed

Won 6-4,6-3

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Teddy Handoko(partner)Currently on SUNNYVALE MTC 40MX8.0C

4.34

Opponents

Emily ChouCurrently on CUPERTINO TC/CUPERTINO SC 55MX8.0A

3.67

Johnny ZhouCurrently on CUPERTINO TC/CUPERTINO SC CM7.5C

3.26

Mixed rating 3.85 → 3.89Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 16, 2026 · Doubles · Mixed

Won 6-2,6-0

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Nand Jha(partner)Currently on FREMONT TC CM8.5B

4.26

Opponents

Alex AguilarCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5B

3.79

Inna LeypoldCurrently on PLEASANTON CW8.5C

3.34

Mixed rating 3.80 → 3.85Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 15, 2026 · Doubles · Mixed

Won 6-4,6-3

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Balachandra Rangaswamy(partner)Currently on WALLENBERG PK CM7.5A

3.77

Opponents

Steve StrainCurrently on WALNUT COUNTRY HOA 40MX8.0A

3.71

Rochelle MorrisCurrently on PLEASANTON CW8.5B

3.79

Mixed rating 3.72 → 3.80Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 13, 2026 · Doubles · Mixed

Won 6-3,6-0

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Cecil Caufield(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 40MX6.0A

3.58

Opponents

Ileana ErcaCurrently on ALMADEN SR CW5.5A-DT

2.83

Jeffrey PhanCurrently on ALMADEN SR CM6.5A

3.39

Mixed rating 3.70 → 3.72Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 12, 2026 · Doubles · Mixed

Lost 3-6,3-6

−0.15

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Johnny Vuong(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX8.0B

3.92

Opponents

Alexander TainCurrently on PLEASANTON CM8.5A

3.96

Ella WuCurrently on RINCONADA PK 55MX8.0A

3.84

Mixed rating 3.85 → 3.70Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 27, 2026 · Doubles · Mixed

Lost 1-6,6-3,0-1

−0.21

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Laxman Subramanian(partner)Currently on WALLENBERG PK CM7.5A

3.59

Opponents

Eugene BonevCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5C

3.24

Kristin PerryCurrently on MORGAN HILL TC/MORGAN HILL TC CW8.5A

3.59

Mixed rating 4.07 → 3.85Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 27, 2026 · Singles

Lost 1-6,2-6

−0.18

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Ashley Miller

3.59

Rating 4.09 → 3.91Singles result

Jun 23, 2026 · Doubles · Mixed

Won 7-5,6-1

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Laxman Subramanian(partner)Currently on WALLENBERG PK CM7.5A

3.59

Opponents

Robert YoungCurrently on CUPERTINO TC/CUPERTINO SC CM7.5B

3.62

Janani VasudevanCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX6.0B

3.03

Mixed rating 4.04 → 4.07Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 22, 2026 · Doubles · Mixed

Won 6-7,6-2,1-0

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Bharat Poria(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 55MX7.0A

3.59

Opponents

Hilary ButlerCurrently on BAY CLUB COURTSIDE CW7.5B-DT

3.61

Dong-young ChangCurrently on BAY CLUB COURTSIDE CM7.5A

3.77

Mixed rating 3.99 → 4.04Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 22, 2026 · Doubles

Won 6-3,6-1

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Jieying Shi(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.60

Opponents

Suhyun LimCurrently on SUNNYVALE MTC CW7.5D-DT

3.11

Jiyoun NohCurrently on SUNNYVALE MTC 40MX7.0G

3.07

Rating 4.07 → 4.09Doubles result

Jun 21, 2026 · Doubles · Mixed

Won 6-2,6-7,1-0

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Marcus Woods(partner)Currently on RIDGEMARK G&CC CM8.5A

4.01

Opponents

Andrew MalikCurrently on CHAMISAL TC CM8.5A

3.50

Teresa RichardsonCurrently on CHAMISAL TC 40MX8.0A

3.73

Mixed rating 3.94 → 3.99Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 15, 2026 · Doubles · Mixed

Won 6-4,6-3

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Suhardi Tjoa(partner)Currently on SUNNYVALE MTC CM8.5B

3.93

Opponents

Janel CanepaCurrently on BAY CLUB SANTA CLARA 55MX7.0A

3.64

Todd YoungCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CM7.5C

3.32

Mixed rating 3.91 → 3.94Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 14, 2026 · Doubles · Mixed

Won 5-7,6-4,1-0

+0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Patrick Mcbrearty(partner)Currently on RIDGEMARK G&CC 55MX7.0A

3.57

Opponents

Branislav KovacCurrently on SPANISH BAY 40MX7.0A

3.87

Amy BrandtCurrently on SPANISH BAY CW6.5A-DT

3.08

Mixed rating 3.85 → 3.91Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 13, 2026 · Doubles

Won 6-2,6-2

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Kalina Stephani(partner)Currently on GOLDMAN TC CW7.5B

3.61

Opponents

Katarina WarnstromCurrently on LOS GATOS SR CW7.5B

3.37

Lorraine Mc CarthyCurrently on LOS GATOS SR CW7.5B

3.35

Rating 4.12 → 4.17Doubles result

Jun 13, 2026 · Doubles

Lost 4-6,2-6

−0.09

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Tina Clark(partner)Currently on RIDGEMARK G&CC 40MX8.0A

3.42

Opponents

Tammara ChavezCurrently on CHAMISAL TC CW7.5A-DT

3.72

Julie Walton

3.74

Rating 4.17 → 4.07Doubles result

Jun 12, 2026 · Doubles

Won 2-6,6-3,1-0

+0.07

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Aiko Murakami(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.40

Opponents

Amber JohnsenCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.42

Deborah GetzCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.65

Rating 4.05 → 4.12Doubles result

Jun 10, 2026 · Doubles

Won 7-6,6-1

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Meijia Chen(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.34

Opponents

Ashley Unyoung KimCurrently on SUNNYVALE MTC 40MX7.0G

3.13

Youjin KimCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW6.5A-DT

3.17

Rating 4.02 → 4.05Doubles result

Jun 10, 2026 · Doubles · Mixed

Won 6-0,6-0

+0.13

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Zachary Dwight(partner)Currently on RIDGEMARK G&CC CM8.5A

4.25

Opponents

Tamara TarkingtonCurrently on SEASCAPE SC 55MX7.0A

3.73

Datta KhalsaCurrently on SEASCAPE SC 55MX9.0A

4.05

Mixed rating 3.72 → 3.85Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jun 8, 2026 · Doubles

Won 5-7,7-6,1-0

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Meilani Hendrawidjaja(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.55

Opponents

Julie ArnheimCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.51

Kerry LoftusCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.28

Rating 3.98 → 4.02Doubles result

Jun 7, 2026 · Doubles

Won 6-1,6-1

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Alison Erhart(partner)Currently on SUNNYVALE MTC CW6.5D

3.45

Opponents

Thu DangCurrently on CUESTA TC CW8.5A

3.14

Chengyu ChenCurrently on SUNNYVALE MTC CW6.5D

3.16

Rating 3.94 → 3.98Doubles result

May 17, 2026 · Doubles

Won 6-2,6-3

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Yeli HohbanCurrently on GOLD RIVER RC CW7.5B-DT

3.59

Mary Seyler

3.56

Rating 3.78 → 3.88Doubles result

May 17, 2026 · Doubles

Won 6-3,2-6,1-0

+0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Colleen BuckCurrently on JOHNSON RANCH CW7.5A-DT

3.36

Alisha TestaCurrently on JOHNSON RANCH 55MX7.0A

3.43

Rating 3.88 → 3.94Doubles result

May 16, 2026 · Doubles

Won 6-0,6-3

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Anne Mccormick

3.16

Stacie MaaCurrently on SOLANO TA/CENTENNIAL PRK CW6.5B

3.29

Rating 3.74 → 3.78Doubles result

May 15, 2026 · Doubles

Won 7-6,5-7,1-0

+0.12

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Yemia HashimotoCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C

3.60

Annarose Pamatmat

3.53

Rating 3.62 → 3.74Doubles result

May 12, 2026 · Doubles

Lost 6-7,4-6

−0.23

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Maria Karsner(partner)Currently on PALO ALTO TC/CUBBERLEY CW6.5A-DT

3.30

Opponents

Jiyoun NohCurrently on SUNNYVALE MTC 40MX7.0G

3.07

Susan OnffroyCurrently on BAY CLUB SANTA CLARA 55MX8.0A

3.17

Rating 3.85 → 3.62Doubles result

May 11, 2026 · Doubles

Won 1-6,6-1,1-0

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Keryun Dukellis(partner)Currently on SUNNYVALE MTC CW6.5D

3.25

Opponents

Lisa CesarioCurrently on BAY CLUB REDWOOD SHORES CW6.5A-DT

3.45

Janice PassarelloCurrently on BAY CLUB REDWOOD SHORES CW6.5A-DT

3.37

Rating 3.79 → 3.85Doubles result

May 9, 2026 · Doubles

Won 6-2,6-2

+0.19

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Rose Madriaga(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CW8.5A

3.96

Opponents

Anthea PangCurrently on FOSTER CITY TC/EDGEWATER PK 40MX8.0A

3.79

Jennifer YangCurrently on FOSTER CITY TC/EDGEWATER PK 40MX8.0C

3.61

Rating 3.73 → 3.92Doubles result

May 9, 2026 · Doubles

Lost 5-7,4-6

−0.13

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Rachel Banse(partner)Currently on RIDGEMARK G&CC 40MX8.0A

3.82

Opponents

Patrice SullivanCurrently on SIERRA SPORT CW7.5A

3.81

Lisa NobleCurrently on SIERRA SPORT CW7.5A

3.77

Rating 3.92 → 3.79Doubles result

May 8, 2026 · Doubles

Lost 7-6,3-6,0-1

−0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Vilma Fernandez(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW8.5F

3.86

Opponents

Donna ClarkCurrently on RIO DEL ORO CW8.5A-DT

4.01

Shelby BehrmannCurrently on LAGUNA CREEK CW8.5A

4.27

Rating 3.74 → 3.73Doubles result

May 6, 2026 · Doubles

Won 6-2,6-2

+0.11

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Connie J Chang(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.48

Opponents

Allison CarlsonCurrently on ALPINE HILLS CW7.5A-DT

3.42

Jenny HarleyCurrently on ALPINE HILLS CW7.5A-DT

3.44

Rating 3.63 → 3.74Doubles result

May 4, 2026 · Doubles

Won 6-2,6-3

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Janice ShapiroCurrently on FOOTHILLS TandS CW6.5A-DT

3.04

Anne GabrysCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5B-DT

3.04

Rating 3.61 → 3.63Doubles result

May 2, 2026 · Doubles

Won 7-6,6-2

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Kristie Solomon(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CW7.5A-DT

3.38

Opponents

Diana WheelerCurrently on CARMEL VAC CW7.5A-DT

3.14

Maysha SperryCurrently on CARMEL VAC 40MX8.0A

3.19

Rating 3.49 → 3.53Doubles result

May 2, 2026 · Doubles

Won 6-4,6-0

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Monica Harvin(partner)Currently on CHAMISAL TC CW7.5A

3.77

Opponents

Kathy KellerCurrently on ALMADEN VAC CW7.5A

3.26

Kelly Miller

3.31

Rating 3.53 → 3.61Doubles result

May 1, 2026 · Doubles

Lost 5-7,1-6

−0.13

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Jennifer HaggertyCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C

3.32

Penelope PogueCurrently on LOS GATOS SR CW7.5B

3.81

Rating 3.62 → 3.49Doubles result

Apr 30, 2026 · Doubles

Won 6-2,3-6,1-0

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Abbie Serrano(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CW7.5A-DT

3.62

Opponents

Vesna Mardesic

3.52

Christine DefilippoCurrently on BAY CLUB COURTSIDE CW7.5B

3.43

Rating 3.52 → 3.62Doubles result

Apr 29, 2026 · Doubles

Won 6-0,6-0

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Aiko Murakami(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.40

Opponents

Kristen SteinertCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT

2.84

Valerie EptingCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT

3.07

Rating 3.50 → 3.52Doubles result

Apr 28, 2026 · Doubles

Won 6-4,6-4

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Jieying Shi(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.60

Opponents

Claiborne BrownCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A

3.47

Jenny PeckCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B-DT

3.40

Rating 3.58 → 3.68Doubles result

Apr 28, 2026 · Doubles

Lost 3-6,4-6

−0.17

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Aline Lima(partner)Currently on SUNNYVALE MTC CW6.5C-DT

3.42

Opponents

Tori HerzogCurrently on BOYLE PK CW7.5A-DT

3.44

Melinda WhitmoreCurrently on BOYLE PK CW7.5A-DT

3.34

Rating 3.68 → 3.50Doubles result

Apr 26, 2026 · Doubles · Mixed

Lost 6-3,0-6,0-1

−0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Alberto Mota(partner)Currently on WALLENBERG PK CM7.5A

3.63

Opponents

Keri SmithCurrently on SUNNYVALE MTC 40MX8.0C

4.61

Gabriel MangononCurrently on PLEASANTON CM7.5C

3.73

Mixed rating 3.80 → 3.72Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 24, 2026 · Doubles · Mixed

Won 6-1,6-1

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Alberto Mota(partner)Currently on WALLENBERG PK CM7.5A

3.63

Opponents

Joshua WortsmanCurrently on WASHINGTON PK CM7.5A

3.49

Christina KuoCurrently on WASHINGTON PK CW6.5A

3.34

Mixed rating 3.84 → 3.86Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 24, 2026 · Doubles · Mixed

Lost 6-7,3-6

−0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Sancho Reduta(partner)Currently on WILLOW PASS PK 40MX8.0B

4.82

Opponents

Sofia VallaCurrently on SHARON HTS CC CW8.5A

4.32

Shridharan MuthuCurrently on FOSTER CITY TC/EDGEWATER PK CM8.5B

4.08

Mixed rating 3.86 → 3.80Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 23, 2026 · Doubles

Lost 0-6,0-6

−0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Eunji Lim(partner)Currently on SUNNYVALE MTC CW7.5D-DT

3.43

Opponents

Silvana GoldCurrently on GOLDEN GATEWY CW7.5B

4.11

Michelle NicholsonCurrently on SUNNYVALE MTC CW8.5B

4.03

Rating 3.60 → 3.58Doubles result

Apr 22, 2026 · Doubles

Won 6-0,6-0

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Meilani Hendrawidjaja(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.55

Opponents

Jill Nagahara-evansCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW6.5A-DT

3.16

Veronica SanchezCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW7.5A

3.17

Rating 3.57 → 3.60Doubles result

Apr 19, 2026 · Doubles

Lost 4-6,6-4,0-1

−0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Lenka Quinanola(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CW8.5A

3.77

Opponents

Vy Nguyen

3.56

Reina RampellCurrently on LOS ALTOS GCC CW7.5A-DT

3.75

Rating 3.67 → 3.57Doubles result

Apr 18, 2026 · Doubles

Lost 3-6,2-6

−0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Lenka Quinanola(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CW8.5A

3.77

Opponents

Dorothy YangCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5B-DT

3.97

Xuezhen FanCurrently on RINCONADA PK CW8.5A

4.05

Rating 3.72 → 3.67Doubles result

Apr 17, 2026 · Doubles

Won 6-3,6-2

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Nitika KorlaCurrently on SILVER CREEK CW7.5A

3.27

Melynnie RizviCurrently on STANFORD-CRA CW6.5A

3.06

Rating 3.68 → 3.72Doubles result

Apr 15, 2026 · Doubles

Won 6-2,3-1 RE

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Jessica Yu

3.22

Chi BuckleyCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5B-DT

3.14

Rating 3.63 → 3.68Doubles result

Apr 12, 2026 · Doubles

Won 4-6,6-2,1-0

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Tina Clark(partner)Currently on RIDGEMARK G&CC 40MX8.0A

3.42

Opponents

Maria EldridgeCurrently on SPANISH BAY CW7.5A-DT

3.59

Lynette Vos

3.45

Rating 3.53 → 3.63Doubles result

Apr 9, 2026 · Doubles

Lost 4-6,6-1,0-1

−0.17

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Xin Yang(partner)Currently on SUNNYVALE MTC CW6.5E

3.16

Opponents

Dinh VailCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.02

Viviane BahiaCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Rating 3.71 → 3.53Doubles result

Apr 5, 2026 · Doubles · Mixed

Won 6-1,6-2

+0.14

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Sancho Reduta(partner)Currently on WILLOW PASS PK 40MX8.0B

4.82

Opponents

Marcus WoodsCurrently on RIDGEMARK G&CC CM8.5A

4.01

Cindy MillerCurrently on IMPERIAL TC CW7.5A

3.59

Mixed rating 3.70 → 3.84Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 4, 2026 · Doubles · Mixed

Won 6-3,6-1

+0.07

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Alberto Mota(partner)Currently on WALLENBERG PK CM7.5A

3.63

Opponents

Viet TrinhCurrently on SUNNYVALE MTC CM6.5F

3.40

Abbie SerranoCurrently on MORGAN HILL TC/MORGAN HILL TC CW7.5A-DT

3.75

Mixed rating 3.63 → 3.70Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 3, 2026 · Doubles

Lost 6-7,1 RE-0

−0.14

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Meijia Chen(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.34

Opponents

Mimi FichterCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT

3.29

Laura LeafstrandCurrently on SUNNYVALE TC/SUNNYVALE MTC 55MX7.0A

3.52

Rating 3.84 → 3.71Doubles result

Mar 30, 2026 · Doubles

Won 6-2,6-2

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Jieying Shi(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.60

Opponents

Yejoo Eun

3.57

Missy Robinson

3.30

Rating 3.76 → 3.84Doubles result

Mar 28, 2026 · Doubles · Mixed

Won 6-2,6-4

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Alberto Mota(partner)Currently on WALLENBERG PK CM7.5A

3.63

Opponents

Shi DongCurrently on SUNNYVALE MTC CM7.5D

3.82

Anna AnCurrently on SUNNYVALE MTC CW6.5B

3.34

Mixed rating 3.55 → 3.63Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 25, 2026 · Doubles

Won 6-1,2-6,1-0

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Suhyun LimCurrently on SUNNYVALE MTC CW7.5D-DT

3.11

Mijung ParkCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW6.5A

3.15

Rating 3.74 → 3.76Doubles result

Mar 15, 2026 · Doubles · Mixed

Won 6-0,6-1

+0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Desmund Gean(partner)Currently on SUNNYVALE MTC 40MX7.0G

3.37

Opponents

Nadiia GazdaCurrently on BAY CLUB COURTSIDE CW8.5B

3.72

John ForsterCurrently on BAY CLUB SANTA CLARA CM6.5A

2.92

Mixed rating 3.48 → 3.55Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 14, 2026 · Doubles

Won 6-4,6-1

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Xin Yang(partner)Currently on SUNNYVALE MTC CW6.5E

3.16

Opponents

Bing CaiCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B

3.45

Jing ShiCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.42

Rating 3.66 → 3.74Doubles result

Mar 14, 2026 · Doubles · Mixed

Won 2-6,6-0,1-0

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Sancho Reduta(partner)Currently on WILLOW PASS PK 40MX8.0B

4.82

Opponents

Courtney Catalano

3.70

Ciro GonzalesCurrently on SEASCAPE SC 40MX8.0A

3.60

Mixed rating 3.40 → 3.48Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 13, 2026 · Doubles

Lost 1-6,2-6

−0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Maria Townsend(partner)Currently on SEASCAPE SC CW8.5A

3.69

Opponents

Kristin Dillehay

3.94

Lara Norman-stowersCurrently on SAN JOSE SR CW7.5A

3.85

Rating 3.70 → 3.64Doubles result

Mar 13, 2026 · Doubles

Won 6-0,6-1

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Lan Kan(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.58

Opponents

Mona LeeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0C

3.08

Sally Ann Reiss

3.04

Rating 3.64 → 3.66Doubles result

Mar 12, 2026 · Doubles · Mixed

Lost 3-6,2-6

−0.26

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ignacio Quiroz(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CM6.5A

3.13

Opponents

Peter Ming

3.17

Xiwen ZhaoCurrently on BRAMHALL PK CW6.5A

3.28

Mixed rating 3.66 → 3.40Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 12, 2026 · Doubles

Won 6-0,6-2

+0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Karen Hillis

3.21

Sharon BenzCurrently on VILLAGES GCC S70W7.0A

3.27

Rating 3.70 → 3.75Doubles result

Mar 12, 2026 · Singles

Lost 1-6,0-6

−0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Jothi Murali

3.89

Rating 3.75 → 3.70Singles result

Mar 11, 2026 · Doubles

Won 6-2,6-4

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Keri Smith(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.97

Opponents

Aiko MurakamiCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.40

Sridevi PariseCurrently on PLEASANTON CW7.5B

3.29

Rating 3.62 → 3.70Doubles result

Mar 10, 2026 · Singles

Lost 2-6,6-4,0-1

−0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Kristin Dillehay

3.94

Rating 3.66 → 3.62Singles result

Mar 6, 2026 · Singles

Won 6-0,6-1

+0.01

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Elizabeth HitchcockCurrently on BAY CLUB SANTA CLARA 55MX7.0A

2.82

Rating 3.66 → 3.66Singles result

Mar 5, 2026 · Doubles

Won 2-6,6-2,1-0

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Chanchan Du(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT

2.92

Opponents

Kanchan Patalay

3.10

Machiko CyrCurrently on LOS GATOS SR S70W8.0A

3.27

Rating 3.63 → 3.66Doubles result

Mar 4, 2026 · Doubles

Lost 5-7,6-7

−0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Adrienne Lee(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5B

3.49

Opponents

Teresa MoyeCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.61

Michele WangCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.65

Rating 3.69 → 3.63Doubles result

Mar 2, 2026 · Doubles

Lost 4-6,3-6

−0.16

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Samantha Zhang(partner)Currently on RIO DEL MAR 40MX7.0A

3.37

Opponents

Andrea FlemingCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.64

Claiborne BrownCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A

3.47

Rating 3.85 → 3.69Doubles result

Mar 1, 2026 · Doubles · Mixed

Lost 6-3,3-6,0-1

−0.13

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ric Andres(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 55MX7.0A

3.73

Opponents

Nicholas DesieyesCurrently on RIO DEL MAR CM7.5A

3.80

Allison MoralesCurrently on RIO DEL MAR 40MX8.0A

3.74

Mixed rating 3.79 → 3.66Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 28, 2026 · Doubles · Mixed

Won 6-1,6-3

+0.15

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Sancho Reduta(partner)Currently on WILLOW PASS PK 40MX8.0B

4.82

Opponents

Maja BuhrCurrently on RIO DEL MAR 40MX8.0A

3.94

Richard Van Der LindeCurrently on SEASCAPE SC CM7.5A

3.79

Mixed rating 3.64 → 3.79Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 27, 2026 · Doubles

Won 6-0,6-0

+0.00

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Jett Koketsu(partner)Currently on SUNNYVALE MTC CW6.5C-DT

3.35

Opponents

Chandra KhanCurrently on LOS GATOS SR CW5.5B-DT

2.66

Natasha Mancuso

2.77

Rating 3.84 → 3.85Doubles result

Feb 25, 2026 · Doubles

Won 6-1,6-1

+0.14

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Vilma Fernandez(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW8.5F

3.86

Opponents

Donna BlyshakCurrently on SUNNYVALE MTC CW7.5C-DT

3.68

Donna Eaton

3.45

Rating 3.70 → 3.84Doubles result

Feb 21, 2026 · Doubles · Mixed

Won 5-7,6-2,1-0

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ric Andres(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 55MX7.0A

3.73

Opponents

Monica HarvinCurrently on CHAMISAL TC CW7.5A

3.67

Corneliu DaneCurrently on SHERWOOD TC CM7.5A

3.48

Mixed rating 3.60 → 3.64Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 21, 2026 · Singles

Lost 6-2,0-6,0-1

−0.14

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Marina ObyrneCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.63

Rating 3.84 → 3.70Singles result

Feb 10, 2026 · Doubles

Won 6-1,7-5

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Viviane Bahia(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.47

Opponents

Jennifer HaggertyCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C

3.32

Amy Beth HansmanCurrently on LOS GATOS SR CW7.5A-DT

3.10

Rating 3.82 → 3.84Doubles result

Feb 8, 2026 · Doubles · Mixed

Won 6-2,6-1

+0.17

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ric Andres(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 55MX7.0A

3.73

Opponents

Jocelyn WhiddenCurrently on SEASCAPE SC 55MX8.0A

3.86

Richard MossCurrently on SEASCAPE SC CM7.5A

3.84

Mixed rating 3.43 → 3.60Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 6, 2026 · Doubles

Won 6-1,7-6

+0.11

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Mimi Fichter(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT

3.29

Opponents

Deborah GetzCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.65

Amber JohnsenCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT

3.42

Rating 3.71 → 3.82Doubles result

Feb 4, 2026 · Doubles

Won 7-5,6-0

+0.00

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Lan Kan(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.58

Opponents

Amanda RamosCurrently on SUNNYVALE TC/SUNNYVALE MTC 55MX7.0A

2.69

Jenny HubbertCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C 55MX7.0A

2.85

Rating 3.71 → 3.71Doubles result

Feb 2, 2026 · Doubles · Mixed

Won 7-6,7-6

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Devank Agarwal(partner)

3.69

Opponents

Laurie Christian-neffCurrently on ALMADEN SR CW7.5A

3.41

Rick MckinneyCurrently on ALMADEN SR CM7.5A

3.26

Mixed rating 3.41 → 3.43Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 1, 2026 · Doubles

Won 6-1,6-4

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Laurie Mak(partner)Currently on RINCONADA PK 40MX8.0A

3.38

Opponents

Kanchan Patalay

3.10

Sandra PelinoCurrently on SUNNYVALE MTC CW6.5A

3.11

Rating 3.55 → 3.58Doubles result

Feb 1, 2026 · Singles

Won 6-0,6-0

+0.12

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Theresa BraenCurrently on GILROY TENNIS CTR CW7.5A

3.33

Rating 3.58 → 3.71Singles result

Jan 31, 2026 · Doubles · Mixed

Won 6-3,6-1

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Alberto Mota(partner)Currently on WALLENBERG PK CM7.5A

3.63

Opponents

Fang WongCurrently on SUNNYVALE MTC 40MX8.0A

3.68

Zehao QinCurrently on SUNNYVALE MTC CM7.5E

3.54

Mixed rating 3.31 → 3.41Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 30, 2026 · Doubles

Won 6-4,6-3

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Mhavz Malado(partner)Currently on WILLOW PASS PK CW7.5A

3.57

Opponents

Sheila HutchinsonCurrently on SAN JOSE SR CW6.5A

2.68

Kathleen WatsonCurrently on LOS GATOS SR S70W8.0A

3.24

Rating 3.52 → 3.55Doubles result

Jan 29, 2026 · Doubles · Mixed

Won 6-3,6-0

+0.19

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Aditya Penmetsa(partner)

3.64

Opponents

Lynn CaseCurrently on ALMADEN SR CW7.5A

3.59

Mark RyanCurrently on ALMADEN SR CM9.5A

3.92

Mixed rating 3.12 → 3.31Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 28, 2026 · Singles

Won 6-1,6-1

+0.02

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Renisa Satrijo

2.89

Rating 3.50 → 3.52Singles result

Jan 27, 2026 · Singles

Won 6-3,6-0

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Kanchan Patalay

3.10

Rating 3.47 → 3.50Singles result

Jan 25, 2026 · Doubles · Mixed

Lost 0-6,1-6

−0.07

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Aditya Penmetsa(partner)

3.64

Opponents

Randy BeckerCurrently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Mixed rating 3.19 → 3.12Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 24, 2026 · Doubles

Lost 3-6,4-6

−0.05

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Rachel Banse(partner)Currently on RIDGEMARK G&CC 40MX8.0A

3.82

Opponents

Nancy MurrayCurrently on BAY CLUB COURTSIDE CW8.5B

3.77

Deana DyalCurrently on SEASCAPE SC 55MX9.0A

4.05

Rating 3.52 → 3.47Doubles result

Jan 23, 2026 · Doubles

Won 6-1,6-1

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Ieda Garcia(partner)Currently on SUNNYVALE MTC CW6.5A

3.37

Opponents

Amy CliffordCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW6.5A-DT

3.17

Leslie DoohanCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B

3.36

Rating 3.44 → 3.52Doubles result

Jan 22, 2026 · Doubles

Won 7-6,6-2

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Laura Schenkelberg(partner)Currently on RIO DEL MAR 40MX7.0A

2.89

Opponents

Lolivic ShawCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0C

3.20

Catherine Pham

2.98

Rating 3.40 → 3.44Doubles result

Jan 21, 2026 · Doubles

Won 6-1,6-4

+0.10

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Keri Smith(partner)Currently on SUNNYVALE MTC 40MX8.0C

3.97

Opponents

Laura LeafstrandCurrently on SUNNYVALE TC/SUNNYVALE MTC 55MX7.0A

3.52

Xuan WeiCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT

3.31

Rating 3.30 → 3.40Doubles result

Jan 18, 2026 · Doubles · Mixed

Won 6-1,6-0

+0.00

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ignacio Quiroz(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CM6.5A

3.13

Opponents

Dan HataCurrently on BAY CLUB COURTSIDE CM6.5B

2.57

Angela ShiCurrently on BAY CLUB COURTSIDE CW5.5A

2.34

Mixed rating 3.19 → 3.19Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 17, 2026 · Doubles · Mixed

Won 6-1,6-1

+0.09

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Benjamin Brown(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CM8.5A

4.00

Opponents

Diana WheelerCurrently on CARMEL VAC CW7.5A-DT

3.56

Corneliu DaneCurrently on SHERWOOD TC CM7.5A

3.48

Mixed rating 3.10 → 3.19Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 15, 2026 · Doubles

Won 7-6,6-1

+0.08

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Aline Lima(partner)Currently on SUNNYVALE MTC CW6.5C-DT

3.42

Opponents

Carol GiraudoCurrently on FOOTHILLS TandS CW6.5A-DT

3.09

Kay Yonemoto

3.25

Rating 3.22 → 3.30Doubles result

Jan 14, 2026 · Singles

Won 6-2,6-1

+0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Opponents

Christina SembaCurrently on UNIVERSITY CLUB PA CW7.5A-DT

3.16

Rating 3.18 → 3.22Singles result

Jan 12, 2026 · Doubles

Lost 4-6,4-6

−0.16

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Jewel A Knofler(partner)Currently on MORGAN HILL TC/MORGAN HILL TC 55MX7.0A

3.07

Opponents

Cynthia Leigh ZerboniCurrently on CHAMISAL TC CW7.5A-DT

3.40

Amy SimpsonCurrently on CHAMISAL TC CW7.5A-DT

3.29

Rating 3.34 → 3.18Doubles result

Jan 11, 2026 · Doubles · Mixed

Lost 3-6,6-4,0-1

−0.04

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Mike Renteria(partner)Currently on RIDGEMARK G&CC CM8.5A

4.18

Opponents

Pranit SethiCurrently on SILVER CREEK CM7.5A

4.20

Petra GrabingerCurrently on SILVER CREEK CW7.5A

3.87

Mixed rating 3.14 → 3.10Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 11, 2026 · Doubles

Won 6-1,6-2

+0.03

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Lan Kan(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A-DT

3.58

Opponents

Catherine Pham

2.98

Hoai CaoCurrently on SUNNYVALE MTC CW6.5A

2.89

Rating 3.31 → 3.34Doubles result

Jan 10, 2026 · Doubles · Mixed

Lost 1-6,3-6

−0.06

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Paul Nguyen(partner)Currently on MORGAN HILL TC CM7.5A

3.64

Opponents

Mark SearsCurrently on CHAMISAL TC 40MX8.0A

3.89

Lisa BarnettCurrently on CHAMISAL TC CW7.5A-DT

3.97

Mixed rating 3.20 → 3.14Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 7, 2026 · Doubles

Won 7-5,3-6,1-0

+0.07

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.56

Meilani Hendrawidjaja(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D

3.55

Opponents

Jillian DraegerCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5B-DT

3.18

Claiborne BrownCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5A

3.47

Rating 3.24 → 3.31Doubles result

Jan 7, 2026 · Doubles · Mixed

Won 6-3,6-2

+0.00

Bonnie’s side

Bonnie ChamchaweeCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0B

3.84

Ignacio Quiroz(partner)Currently on MORGAN HILL TC/MORGAN HILL TC CM6.5A

3.13

Opponents

Shelly DemkoCurrently on LOS GATOS SR CW6.5B

2.90

Victor GaxiolaCurrently on LOS GATOS SR CM6.5B

2.83

Mixed rating 3.20 → 3.20Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Best match

+0.19

May 9 vs A. Pang / J. Yang

Worst match

−0.23

May 12 vs J. Noh / S. Onffroy

Where you started ›2.79

2023 year-end NTRP 3.02.65

Scale calibration+0.14

Season start2.79

Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.

▲

Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.

Updated Sep 20

Bonnie Chamchawee’s MatchPoint NorCal tennis rating is 3.56, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 18 active NorCal league teams.

MatchPoint ratings are estimates based on published USTA NorCal league results. Data through September 20, 2026.

Year-end re-anchoring

Pulled toward the 2024 year-end level−0.012.78

Pulled toward the 2025 year-end level−0.063.24

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Bonnie Chamchawee’s NorCal tennis rating

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