Ruby Sioson · NorCal tennis rating

MatchPoint

Player profile

Ruby Sioson

USTA 3.5 · NorCal league player

3.27

current

▼ −0.07 this season

Other formats · don’t affect your rating above

Combo 3.43Mixed 3.40

Active teams · 6

DIAMOND HILLS 40MX7.0A →2026 Mixed 40 & Over 7.0 DIAMOND HILLS CW6.5A →2026 Combo Womens League 6.5 MT EDEN T and S CLUB/VETERANS MEM PK 40MX7.0A →2026 Mixed 40 & Over 7.0

USTA3.50

2026

42 matches

Jan · 3.57

Jun · 3.27

Sep 12 · Doubles+0.08

W K. Gerhart / P. Teevens

6-3,6-1 · 3D · with William Fung

● 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

42 matches

Published NorCal results in 2026 — 19 scoring, 23 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 12, 2026 · Doubles · 3D · Mixed

Won 6-3,6-1

+0.08

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

William Fung(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM6.5B

3.28

Opponents

Kathleen GerhartCurrently on CROW CANYON CC CW8.5A

3.33

Perry TeevensCurrently on CROW CANYON CC CM6.5A

2.97

Mixed rating 3.32 → 3.40Doubles result

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

Sep 11, 2026 · Doubles · 1D · Combo

Won 7-5,6-4

+0.03

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Carla Nicolicchia(partner)Currently on DIAMOND HILLS CW6.5A

3.11

Opponents

Corri SynakCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C

3.03

Teodora AnitoaeiCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B

2.89

Combo rating 3.40 → 3.43Doubles result

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

Sep 6, 2026 · Doubles · 3D · Combo

Won 6-4,6-3

+0.11

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Carla Nicolicchia(partner)Currently on DIAMOND HILLS CW6.5A

3.11

Opponents

Diana BabayanCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C

3.36

Connie EaCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5C

3.18

Combo rating 3.28 → 3.40Doubles result

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

Sep 5, 2026 · Doubles · 3D · Mixed

Lost 3-6,6-2,0-1

−0.16

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Alfredo Vilaga(partner)Currently on MT EDEN T and S CLUB/VETERANS MEM PK 55MX6.0A

3.46

Opponents

Bob KouryCurrently on WALNUT CREEK RC/Walnut Creek TC CM6.5C

3.12

Maria DebenedettiCurrently on DAVIE STADIUM CW6.5B

3.21

Mixed rating 3.48 → 3.32Doubles result

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

Aug 30, 2026 · Doubles · 3D · Mixed

Lost 5-7,5-7

−0.13

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Eric Tayag(partner)Currently on UNION CITY LEISURE S/VETERANS MEM PK CM7.5A

3.54

Opponents

Peter LoweCurrently on PLEASANTON CM7.5F

3.90

Julie LoweCurrently on PLEASANTON 55MX7.0B

3.18

Mixed rating 3.61 → 3.48Doubles result

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

Aug 20, 2026 · Doubles · 2D · Mixed

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

+0.19

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Gary Nelson Tolentino(partner)Currently on DIAMOND HILLS CM7.5A

3.47

Opponents

Kevin KyonoCurrently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

3.76

Rebecca KayCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A

3.73

Mixed rating 3.42 → 3.61Doubles result

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

Aug 15, 2026 · Doubles · 2D · Mixed

Won 6-4,6-4

+0.21

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Gary Nelson Tolentino(partner)Currently on DIAMOND HILLS CM7.5A

3.47

Opponents

Young Min KimCurrently on WASHINGTON PK - BURLINGAME CM7.5A

3.87

Maggie CelestiniCurrently on SOLANO TA/CENTENNIAL PRK CW6.5A

3.42

Mixed rating 3.21 → 3.42Doubles result

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

Aug 9, 2026 · Doubles · Mixed

Lost 2-6,6-7

−0.20

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Guru Prasad Acharya(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW6.5C

3.50

Opponents

Bob HeeterCurrently on PLEASANTON 40MX7.0A

3.24

Sally BaileyCurrently on WALNUT COUNTRY HOA 55MX7.0A

3.18

Mixed rating 3.40 → 3.21Doubles result

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

Jul 30, 2026 · Doubles · Mixed

Won 6-3,6-4

+0.10

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Diogennes Oliveira(partner)Currently on DIAMOND HILLS CM7.5A

3.45

Opponents

David TakeuchiCurrently on ROUND HILL CC CM7.5A

3.15

Suzanne PetersenCurrently on ROUND HILL CC CW7.5B

3.36

Mixed rating 3.30 → 3.40Doubles result

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

Jul 18, 2026 · Doubles · Mixed

Lost 6-7,1-6

−0.02

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Eugene Chen(partner)Currently on UNION CITY LEISURE S/VETERANS MEM PK CM8.5A

4.29

Opponents

Ritesh BhandariCurrently on PLEASANTON CM8.5B

4.10

Priya KudluCurrently on PLEASANTON CW8.5C

3.94

Mixed rating 3.32 → 3.30Doubles result

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

Jul 17, 2026 · Doubles · Mixed

Lost 4-6,4-6

−0.07

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Diogennes Oliveira(partner)Currently on DIAMOND HILLS CM7.5A

3.45

Opponents

Scott JudyCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5B

3.63

Erin BrindleyCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT

3.67

Mixed rating 3.38 → 3.32Doubles 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 3-6,2-6

−0.05

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Nilo Clava(partner)Currently on UNION CITY LEISURE S/VETERANS MEM PK CM7.5A

3.54

Opponents

Brian MccombsCurrently on FREMONT TC CM7.5A

4.00

Fang WongCurrently on SUNNYVALE MTC 40MX8.0A

3.68

Mixed rating 3.43 → 3.38Doubles result

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

Jun 13, 2026 · Doubles

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

+0.08

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Joanna Ha(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW6.5B

2.81

Opponents

Lindsay HightCurrently on CROW CANYON CC CW7.5A-DT

3.23

Lalitha SubramanianCurrently on BAY CLUB PL CW6.5A-DT

2.84

Rating 3.19 → 3.27Doubles result

Jun 7, 2026 · Doubles

Won 6-4,6-2

+0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Robyn Schleifman(partner)Currently on WASHINGTON PK CW6.5A

3.35

Opponents

Lorna SmithCurrently on RUBY HILL GC CW7.5A-DT

2.98

Stella LiuCurrently on PLEASANTON 40MX7.0A

3.04

Rating 3.10 → 3.19Doubles result

Jun 6, 2026 · Doubles

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

+0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Regina Hughes(partner)Currently on WILLOW PASS PK CW7.5A

3.41

Opponents

Molly Evans

3.15

Kari TrimbleCurrently on VALLEY VISTA RC/VVRC COURTS CW6.5A

2.96

Rating 3.01 → 3.10Doubles result

May 31, 2026 · Doubles

Lost 1-6,4-6

−0.21

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Carla Nicolicchia(partner)Currently on DIAMOND HILLS CW6.5A

2.76

Opponents

Angela SchmidtCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C

2.97

Kris CourtneyCurrently on WALNUT COUNTRY HOA 55MX7.0A

3.06

Rating 3.22 → 3.01Doubles result

May 21, 2026 · Doubles

Won 7-5,6-3

+0.18

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Stephanie Chamberlin(partner)Currently on WALNUT CREEK RC/Walnut Creek TC 55MX7.0B

3.48

Opponents

Ruby Jane KangleonCurrently on MT EDEN T AND S CLUB/VETERANS MEM PK CW6.5A

3.13

Fang WongCurrently on SUNNYVALE MTC 40MX8.0A

3.47

Rating 3.04 → 3.22Doubles result

May 19, 2026 · Doubles

Lost 0-6,2-6

−0.04

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Alessandra Mendes(partner)Currently on MT EDEN T AND S CLUB/VETERANS MEM PK CW6.5A

2.91

Opponents

Tiffany KippelsCurrently on ORINDA CC CW7.5A

3.47

Kelley LazzareschiCurrently on ORINDA CC CW7.5A

3.42

Rating 3.09 → 3.04Doubles result

May 18, 2026 · Doubles

Lost 2-6,2-6

−0.05

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Melissa Sano(partner)Currently on PLEASANTON CW7.5B

3.06

Opponents

Michelle HuCurrently on BAY CLUB PL CW7.5B

3.41

Julie YangCurrently on SUNNYVALE MTC 40MX7.0F

3.41

Rating 3.14 → 3.09Doubles result

May 17, 2026 · Doubles · Combo

Lost 1-6,1-6

−0.12

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Priscilla Macksoud(partner)

3.25

Opponents

Rene ConroyCurrently on VALLEY VISTA RC/VVRC COURTS CW7.5A-DT

3.47

Nancy KorichCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B

3.41

Combo rating 3.40 → 3.28Doubles result

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

May 12, 2026 · Doubles

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

−0.10

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Julieta Leong(partner)Currently on PLEASANTON 55MX7.0A

3.44

Opponents

Gayle MillingtonCurrently on MONTE VISTA HS CW6.5A

3.11

Nancy BlomCurrently on PLEASANTON CW6.5A-DT

3.31

Rating 3.25 → 3.14Doubles result

May 10, 2026 · Doubles

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

−0.11

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Christina Dalton(partner)Currently on DIAMOND HILLS 55MX7.0A

3.01

Opponents

Cathy AlthoffCurrently on MONTE VISTA HS CW7.5A

3.14

Nancy BlomCurrently on PLEASANTON CW6.5A-DT

3.31

Rating 3.35 → 3.25Doubles result

May 9, 2026 · Doubles · Combo

Lost 1-6,1-6

−0.11

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Priscilla Macksoud(partner)

3.25

Opponents

Margaret WordenCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B

3.41

Michelle McdermottCurrently on PLEASANTON 55MX9.0A

3.97

Combo rating 3.51 → 3.40Doubles result

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

May 7, 2026 · Doubles

Lost 2-6,3-6

−0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Sue Burns(partner)Currently on DIAMOND HILLS CW6.5A

2.85

Opponents

Olga IvanovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A

3.56

Kathleen PrudenCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A

3.18

Rating 3.45 → 3.35Doubles result

May 6, 2026 · Doubles · Combo

Won 6-1,7-5

+0.12

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Carla Nicolicchia(partner)Currently on DIAMOND HILLS CW6.5A

3.11

Opponents

Lisa Bloom

3.35

Farrell PappasCurrently on ROUND HILL CC CW7.5B

3.37

Combo rating 3.40 → 3.51Doubles result

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

May 3, 2026 · Doubles · Combo

Lost 5-7,5-7

−0.08

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Ruth Broach(partner)Currently on SAN PABLO PK CW7.5A

3.20

Opponents

Katharine Wallace

3.68

Ellie Kann

3.56

Combo rating 3.47 → 3.40Doubles result

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

Apr 27, 2026 · Doubles

Lost 2-6,4-6

−0.15

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Winnie Rock(partner)Currently on DIAMOND HILLS CW6.5A

2.95

Opponents

Samantha NgCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5C

3.07

Veronika SvecovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B

3.61

Rating 3.59 → 3.45Doubles result

Mar 29, 2026 · Doubles · Combo

Lost 2-6,3-6

−0.07

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Jane Liles(partner)Currently on DIAMOND HILLS 55MX7.0A

2.97

Opponents

Linda KeatingCurrently on VALLEY VISTA RC/VVRC COURTS CW8.5A

3.74

Jeri FeuerCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C

3.45

Combo rating 3.54 → 3.47Doubles result

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

Mar 26, 2026 · Doubles · Mixed

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

−0.03

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Diogennes Oliveira(partner)Currently on DIAMOND HILLS CM7.5A

3.45

Opponents

Kayla Baier

3.89

Kevin KyonoCurrently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

3.76

Mixed rating 3.46 → 3.43Doubles result

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

Mar 25, 2026 · Doubles · Combo

Lost 2-6,3-6

−0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Desiree Barnes(partner)Currently on DIAMOND HILLS 55MX7.0A

3.17

Opponents

Julie GolinskiCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A-DT

3.78

Regina HughesCurrently on WILLOW PASS PK CW7.5A

3.67

Combo rating 3.64 → 3.54Doubles result

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

Mar 22, 2026 · Doubles · Combo

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

−0.13

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Ruth Broach(partner)Currently on SAN PABLO PK CW7.5A

3.20

Opponents

Tanya LoCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B

3.43

Kristen SchaffelCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B

3.50

Combo rating 3.77 → 3.64Doubles result

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

Mar 21, 2026 · Doubles

Won 7-6,6-4

+0.11

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Tracie Cacciatore(partner)Currently on DIAMOND HILLS CW6.5A

3.38

Opponents

Annika FischerCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5A

3.42

Lummi BaeCurrently on GOLDEN GATEWY CW7.5B

3.30

Rating 3.48 → 3.59Doubles result

Mar 20, 2026 · Doubles

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

−0.07

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Tracie Cacciatore(partner)Currently on DIAMOND HILLS CW6.5A

3.38

Opponents

Lara FacteauCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C

3.47

Karen ToledoCurrently on GOLDEN GATEWY CW7.5A

3.52

Rating 3.55 → 3.48Doubles result

Mar 16, 2026 · Doubles · Combo

Won 7-5,6-4

+0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.43

Tracie Cacciatore(partner)Currently on DIAMOND HILLS CW6.5A

3.39

Opponents

Wendy ThomasCurrently on ROUND HILL CC CW7.5B

3.44

Farrell PappasCurrently on ROUND HILL CC CW7.5B

3.37

Combo rating 3.67 → 3.77Doubles result

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

Mar 14, 2026 · Doubles · Mixed

Lost 3-6,4-6

−0.05

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Diogennes Oliveira(partner)Currently on DIAMOND HILLS CM7.5A

3.45

Opponents

Chris AlexanderCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5A

3.93

Erin BrindleyCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT

3.67

Mixed rating 3.51 → 3.46Doubles result

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

Mar 5, 2026 · Doubles

Won 6-1,6-2

+0.02

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Regina Hughes(partner)Currently on WILLOW PASS PK CW7.5A

3.41

Opponents

Nancy AndersonCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B

2.74

Kristine KennedyCurrently on BLACKHAWK CC CW6.5A-DT

2.81

Rating 3.53 → 3.55Doubles result

Feb 3, 2026 · Doubles

Won 7-6,7-5

+0.15

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Grace Overton(partner)Currently on DIAMOND HILLS 55MX7.0A

3.34

Opponents

Susan RossiCurrently on ST MARY CW6.5A-DT

3.36

Linda HofmeisterCurrently on ST MARY CW6.5A-DT

3.29

Rating 3.38 → 3.53Doubles result

Jan 31, 2026 · Doubles

Lost 3-6,6-2,0-1

−0.08

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Regina Hughes(partner)Currently on WILLOW PASS PK CW7.5A

3.41

Opponents

Julie YangCurrently on SUNNYVALE MTC 40MX7.0F

3.41

Hui XieCurrently on BAY CLUB PL CW7.5A

3.48

Rating 3.46 → 3.38Doubles result

Jan 20, 2026 · Doubles

Lost 1-6,1-6

−0.11

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Winnie Rock(partner)Currently on DIAMOND HILLS CW6.5A

2.95

Opponents

Kara LevyCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A

3.41

Lang LindsayCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A-DT

3.66

Rating 3.57 → 3.46Doubles result

Jan 18, 2026 · Doubles

Lost 3-6,3-6

−0.09

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Regina Hughes(partner)Currently on WILLOW PASS PK CW7.5A

3.41

Opponents

Veronika SvecovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B

3.61

Pensri WalshCurrently on RUBY HILL GC CW7.5A-DT

3.38

Rating 3.66 → 3.57Doubles result

Jan 17, 2026 · Doubles

Won 6-4,6-4

+0.08

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.27

Winnie Rock(partner)Currently on DIAMOND HILLS CW6.5A

2.95

Opponents

Kristina KarrCurrently on VALLEY VISTA RC/VVRC COURTS CW6.5A

3.08

Sue Schwartzman

3.29

Rating 3.57 → 3.66Doubles result

Jan 12, 2026 · Doubles · Mixed

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

+0.06

Ruby’s side

Ruby SiosonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 40MX8.0A

3.40

Diogennes Oliveira(partner)Currently on DIAMOND HILLS CM7.5A

3.45

Opponents

Brett WeinerCurrently on MORAGA CC CM7.5A

3.28

Lisa HaskellCurrently on MORAGA CC CW7.5A

3.16

Mixed rating 3.45 → 3.51Doubles result

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

Best match

+0.18

May 21 vs R. Kangleon / F. Wong

Worst match

−0.21

May 31 vs A. Schmidt / K. Courtney

Where you started ›3.34

2022 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.

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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

Ruby Sioson’s MatchPoint NorCal tennis rating is 3.27, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 6 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+0.043.38

Pulled toward the 2025 year-end level+0.013.57

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Ruby Sioson’s NorCal tennis rating

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