Sonia Whitfield · NorCal tennis rating

MatchPoint

Player profile

Sonia Whitfield

USTA 3.5 · NorCal league player

3.25

current

▼ −0.09 this season

Other formats · don’t affect your rating above

Combo 3.08Mixed 3.83

Active teams · 4

BAY CLUB COURTSIDE 40MX7.0A →2026 Mixed 40 & Over 7.0 BAY CLUB COURTSIDE 40MX8.0A →2026 Mixed 40 & Over 8.0 BAY CLUB COURTSIDE CW6.5A →2026 Combo Womens League 6.5

USTA3.50

2026

31 matches

Feb · 3.26

Jun · 3.25

Aug 31 · Doubles−0.12

L L. Ruiz / M. Rotzin

6-4,2-6,0-1 · 2D · with Michelle Angel

● 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

31 matches

Published NorCal results in 2026 — 13 scoring, 18 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Aug 31, 2026 · Doubles · 2D · Combo

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

−0.12

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.08

Michelle Angel(partner)Currently on BAY CLUB SANTA CLARA 40MX7.0B

3.02

Opponents

Lori RuizCurrently on ALMADEN VAC CW7.5A

3.08

Michelle RotzinCurrently on ALMADEN VAC CW6.5A

3.10

Combo rating 3.20 → 3.08Doubles result

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

Aug 1, 2026 · Doubles · Mixed

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

+0.09

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Tom Kent(partner)Currently on BAY CLUB COURTSIDE 55MX8.0A

3.92

Opponents

Benjamin TolerbaCurrently on LOS GATOS SR 40MX9.0A

3.91

Kari RobinsonCurrently on LOS GATOS SR CW7.5A

3.88

Mixed rating 3.75 → 3.83Doubles 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 6-4,6-2

+0.00

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Brian Mccombs(partner)Currently on FREMONT TC CM7.5A

4.00

Opponents

Huck HibberdCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5A-DT

2.69

Mary Jo LeeCurrently on SAN JOSE SR CW7.5A

2.88

Mixed rating 3.75 → 3.75Doubles result

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

Jul 22, 2026 · Doubles · Mixed

Won 4-6,6-3,1-0

+0.06

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Tom Kent(partner)Currently on BAY CLUB COURTSIDE 55MX8.0A

3.92

Opponents

Unjin ChoiCurrently on BAY CLUB COURTSIDE CW7.5A

3.59

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

3.77

Mixed rating 3.69 → 3.75Doubles result

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

Jun 30, 2026 · Doubles · Mixed

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

+0.13

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Randy Becker(partner)Currently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Opponents

Ellen HilbrichCurrently on LOS GATOS SR CW7.5B

3.93

Bryan RichterCurrently on LOS GATOS SR CM7.5A

4.03

Mixed rating 3.56 → 3.69Doubles result

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

Jun 18, 2026 · Doubles · Mixed

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

+0.00

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Brian Mccombs(partner)Currently on FREMONT TC CM7.5A

4.00

Opponents

Muneer WaheedCurrently on ALMADEN VAC CM6.5A

2.96

Jeanine SmithCurrently on ALMADEN VAC CW7.5A

2.96

Mixed rating 3.56 → 3.56Doubles result

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

Jun 12, 2026 · Doubles

Lost 6-7,2-6

−0.12

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Stacie Pittenger(partner)Currently on SILVER CREEK CW7.5A

3.30

Opponents

Runa KoizumiCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT

3.79

Ko-yun ChenCurrently on BRAMHALL PK CW7.5A

2.91

Rating 3.37 → 3.25Doubles result

May 26, 2026 · Doubles

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

+0.07

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Denise Hall(partner)Currently on BAY CLUB COURTSIDE CW7.5B-DT

3.55

Opponents

Deena ElfarCurrently on BAY CLUB COURTSIDE CW7.5C

3.17

Gigi HarveyCurrently on BAY CLUB COURTSIDE CW7.5C

3.07

Rating 3.30 → 3.37Doubles result

May 9, 2026 · Singles

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

+0.12

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Opponents

Kathy KellerCurrently on ALMADEN VAC CW7.5A

3.26

Rating 3.18 → 3.30Singles result

May 4, 2026 · Singles

Lost 6-7,0-6

−0.05

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Opponents

Elyse GoldmanCurrently on SAN JOSE SR CW7.5A

3.35

Rating 3.23 → 3.18Singles result

May 2, 2026 · Doubles

Lost 3-6,4-6

−0.11

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Katherine Sandell(partner)Currently on BAY CLUB SANTA CLARA 40MX7.0A

3.34

Opponents

Mai PhamCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW7.5A

3.56

Anna AnCurrently on SUNNYVALE MTC CW6.5B

3.19

Rating 3.34 → 3.23Doubles result

Apr 30, 2026 · Singles

Lost 1-6,0-6

−0.02

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Opponents

Sydney PfaffCurrently on SEASCAPE SC CW8.5A

3.83

Rating 3.35 → 3.34Singles result

Apr 26, 2026 · Doubles

Lost 0-6,7-5,0-1

−0.13

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Susan Onffroy(partner)Currently on BAY CLUB SANTA CLARA 55MX8.0A

3.17

Opponents

Kay Yonemoto

3.25

Ginni DhindsaCurrently on BAY CLUB COURTSIDE CW7.5B-DT

3.36

Rating 3.48 → 3.35Doubles result

Apr 25, 2026 · Doubles

Lost 2-6,1-6

−0.07

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Ginni Dhindsa(partner)Currently on BAY CLUB COURTSIDE CW7.5B-DT

3.36

Opponents

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

3.79

Anna Wielosz

3.50

Rating 3.55 → 3.48Doubles result

Apr 19, 2026 · Doubles

Won 6-3,6-3

+0.09

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Susan Onffroy(partner)Currently on BAY CLUB SANTA CLARA 55MX8.0A

3.17

Opponents

Ellie GholamiCurrently on LOS GATOS SR CW6.5A-DT

3.22

Julie SchwarzCurrently on LOS GATOS SR CW6.5A-DT

3.10

Rating 3.46 → 3.55Doubles result

Apr 14, 2026 · Doubles

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

−0.01

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Susan Edwards(partner)Currently on BAY CLUB COURTSIDE CW7.5B-DT

3.33

Opponents

Lenka QuinanolaCurrently on MORGAN HILL TC/MORGAN HILL TC CW8.5A

3.77

Kate B Gillis

3.84

Rating 3.47 → 3.46Doubles result

Apr 2, 2026 · Singles

Won 6-1,6-2

+0.04

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Opponents

Mary Jo LeeCurrently on SAN JOSE SR CW7.5A

3.01

Rating 3.43 → 3.47Singles result

Mar 28, 2026 · Doubles · Mixed

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

−0.07

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Randy Becker(partner)Currently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Opponents

Daniel LuCurrently on RINCONADA PK CM8.5B

4.40

Xindi Xu

3.83

Mixed rating 3.62 → 3.56Doubles result

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

Mar 15, 2026 · Singles

Won 6-3,6-0

+0.04

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Opponents

Lana ChizhikCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW6.5A-DT

2.87

Rating 3.39 → 3.43Singles result

Mar 14, 2026 · Doubles · Mixed

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

+0.13

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Sang Gyum Kim(partner)Currently on ALMADEN SR CM9.5A

4.29

Opponents

Guibin TianCurrently on RINCONADA PK CM9.5B

4.17

Sandy YaoCurrently on FREMONT HILLS CC CW7.5A

3.88

Mixed rating 3.48 → 3.61Doubles result

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

Mar 14, 2026 · Doubles · Mixed

Won 6-2,7-5

+0.02

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Dominic Winkelman(partner)

3.72

Opponents

Jafi LipsonCurrently on STANFORD-CRA CW5.5A

2.38

Jan Vondrak

3.44

Mixed rating 3.61 → 3.62Doubles result

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

Mar 8, 2026 · Doubles · Mixed

Won 6-2,6-3

+0.01

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Dominic Winkelman(partner)

3.72

Opponents

Ryan BatanganCurrently on CUESTA TC CM6.5A

3.04

Irina Degtiareva

2.22

Mixed rating 3.47 → 3.48Doubles result

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

Mar 1, 2026 · Doubles · Mixed

Won 6-1,6-4

+0.11

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Randy Becker(partner)Currently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Opponents

Quynh LuuCurrently on BAY CLUB COURTSIDE CW7.5B-DT

3.55

Brooke RahnCurrently on BAY CLUB COURTSIDE 40MX8.0C

3.86

Mixed rating 3.36 → 3.47Doubles result

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

Feb 27, 2026 · Doubles

Won 6-4,6-4

+0.14

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.25

Inna Cantor(partner)Currently on BAY CLUB COURTSIDE CW6.5A

3.16

Opponents

Carol GiraudoCurrently on FOOTHILLS TandS CW6.5A-DT

3.09

Renee Cantu HillCurrently on BAY CLUB COURTSIDE CW7.5C

3.21

Rating 3.26 → 3.39Doubles result

Feb 22, 2026 · Doubles · Mixed

Won 6-2,6-1

+0.08

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Sang Gyum Kim(partner)Currently on ALMADEN SR CM9.5A

4.29

Opponents

Ziwei WangCurrently on FREMONT HILLS CC CW7.5A

3.26

Zheyu WangCurrently on SUNNYVALE MTC CM8.5A

3.74

Mixed rating 3.28 → 3.36Doubles result

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

Feb 21, 2026 · Doubles · Mixed

Lost 7-6,4-6,0-1

−0.03

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Marco Kraus(partner)Currently on FREMONT TC CM9.5A

4.56

Opponents

Haewon KwonCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW6.5A-DT

4.11

Alex ZhouCurrently on GOLDMAN TC CM8.5A

4.40

Mixed rating 3.31 → 3.28Doubles result

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

Feb 19, 2026 · Doubles · Mixed

Lost 3-6,4-6

−0.21

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Ranjit Narayanan(partner)

4.16

Opponents

Jaeyoung LeeCurrently on ALMADEN VAC 40MX8.0A

3.42

Deepthi VishwanathCurrently on SUNNYVALE MTC CW8.5E

3.62

Mixed rating 3.52 → 3.31Doubles result

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

Feb 14, 2026 · Doubles · Mixed

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

+0.15

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Randy Becker(partner)Currently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Opponents

Jeffrey HuangCurrently on PINEWOOD PK CM8.5A

4.14

Joany GaoCurrently on SUNNYVALE MTC CW8.5C

3.86

Mixed rating 3.37 → 3.52Doubles result

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

Feb 8, 2026 · Doubles · Mixed

Won 6-4,7-5

+0.03

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Dominic Winkelman(partner)

3.72

Opponents

Pia MoonCurrently on STANFORD-CRA CW5.5A

2.51

Jan Vondrak

3.44

Mixed rating 3.34 → 3.37Doubles result

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

Jan 28, 2026 · Doubles · Mixed

Lost 3-6,1-6

−0.12

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Ranjit Narayanan(partner)

4.16

Opponents

Ke LiuCurrently on SUNNYVALE MTC CW6.5D

3.69

Kevin MargoCurrently on CUESTA TC 40MX9.0A

4.24

Mixed rating 3.46 → 3.34Doubles result

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

Jan 25, 2026 · Doubles · Mixed

Won 6-0,6-1

+0.09

Sonia’s side

Sonia WhitfieldCurrently on BAY CLUB COURTSIDE CW7.5A

3.83

Randy Becker(partner)Currently on UNIVERSITY CLUB PA 55MX9.0A

4.16

Opponents

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

3.84

Aditya Penmetsa

3.64

Mixed rating 3.38 → 3.46Doubles result

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

Best match

+0.14

Feb 27 vs C. Giraudo / R. Hill

Worst match

−0.13

Apr 26 vs K. Yonemoto / G. Dhindsa

Where you started ›3.34

2023 year-end NTRP 3.53.20

Scale calibration+0.14

Season start3.34

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

Sonia Whitfield’s MatchPoint NorCal tennis rating is 3.25, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 4 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+0.033.37

Pulled toward the 2025 year-end level+0.053.26

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Sonia Whitfield’s NorCal tennis rating

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