Nicole O'brien · NorCal tennis rating

MatchPoint

Player profile

Nicole O'brien

USTA 4.5 · NorCal league player

4.33

current

▼ −0.11 this season

Other formats · don’t affect your rating above

Combo 4.23Mixed 4.15

Active teams

No active team listing yet.

USTA4.50

2025

28 matches

Jan · 4.48

Aug · 4.28

Aug 31 · Doubles−0.18

L K. Aguilar / B. Frederick

4-6,3-6 · with Barbara Sullivan

● 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

0 matches

Published NorCal league results in 2026.

Aug 31, 2025 · Doubles · Combo

Lost 4-6,3-6

−0.18

Nicole’s side

Nicole O'brien

4.23

Barbara Sullivan(partner)Currently on RICHMOND TA/NICHOLL PK CW8.5A

4.08

Opponents

Kathryn AguilarCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A

3.99

Brooke Frederick

4.19

Combo rating 4.35 → 4.18Doubles result

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

Aug 8, 2025 · Doubles

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

−0.09

Nicole’s side

Nicole O'brien

4.33

Kimberly Borah-schulist(partner)Currently on MARIN TC CW9.5A

4.58

Opponents

Alissa WattsCurrently on JOHNSON RANCH CW8.5A-DT

4.34

Andrea ParkCurrently on TAHOE DONNER 40MX9.0A

4.45

Rating 4.37 → 4.28Doubles result

Jun 11, 2025 · Doubles

Lost 3-6,6-7

−0.18

Nicole’s side

Nicole O'brien

4.33

Laura Derian(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW9.5A

4.36

Opponents

Jill Van SlykeCurrently on VALLEY VISTA RC/VVRC COURTS CW8.5A

4.01

Kiran F NarsinhCurrently on SAN PABLO PK CW9.5A

4.12

Rating 4.55 → 4.37Doubles result

Jun 10, 2025 · Doubles

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

+0.17

Nicole’s side

Nicole O'brien

4.33

Lisa Oktavia(partner)Currently on SUNNYVALE MTC CW8.5D

4.60

Opponents

Jennifer EssnerCurrently on ST MARY 40MX8.0A

4.49

Riki Sorenson

4.53

Rating 4.38 → 4.55Doubles result

Jun 8, 2025 · Doubles

Won 6-2,6-2

+0.09

Nicole’s side

Nicole O'brien

4.33

Kimberly Borah-schulist(partner)Currently on MARIN TC CW9.5A

4.58

Opponents

Shin KooCurrently on RICHMOND TA/NICHOLL PK CW8.5A

4.04

Angie EssweinCurrently on SAN PABLO PK CW9.5A

4.38

Rating 4.29 → 4.38Doubles result

May 17, 2025 · Doubles

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

−0.07

Nicole’s side

Nicole O'brien

4.33

Tara Navarro(partner)Currently on PLEASANTON CW8.5B

4.32

Opponents

Yvonne ChanCurrently on BAY CLUB SF TENNIS CW8.5A

4.47

Miki Lenox

4.44

Rating 4.36 → 4.29Doubles result

May 10, 2025 · Singles

Lost 0-6,2-6

−0.04

Nicole’s side

Nicole O'brien

4.33

Opponents

Malaika StollCurrently on BERKELEY TC CW9.5A

4.53

Rating 4.40 → 4.36Singles result

May 3, 2025 · Singles

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

−0.10

Nicole’s side

Nicole O'brien

4.33

Opponents

Andreya ArevaloCurrently on MILLS COLLEGE CW8.5A

4.48

Rating 4.50 → 4.40Singles result

May 2, 2025 · Singles

Won 6-3,6-2

+0.04

Nicole’s side

Nicole O'brien

4.33

Opponents

Alison Ferrer

3.93

Rating 4.46 → 4.50Singles result

Apr 24, 2025 · Doubles

Won 6-1,6-1

+0.05

Nicole’s side

Nicole O'brien

4.33

Beth Workeneh(partner)Currently on SAN PABLO PK CW9.5A

4.50

Opponents

Jennifer Leebove

3.80

Carrie PortisCurrently on BERKELEY TC CW8.5A

3.81

Rating 4.41 → 4.46Doubles result

Apr 19, 2025 · Doubles

Lost 2-6,0-6

−0.10

Nicole’s side

Nicole O'brien

4.33

Kelly Saenz(partner)

4.37

Opponents

Jamille LeeCurrently on WALNUT CREEK RC/Walnut Creek TC 40MX9.0A

4.66

Seena Shanker

4.64

Rating 4.51 → 4.41Doubles result

Apr 13, 2025 · Doubles

Lost 0-6,4-6

−0.09

Nicole’s side

Nicole O'brien

4.33

Nancy Wilson(partner)Currently on WALNUT COUNTRY HOA 40MX8.0A

4.16

Opponents

Mariia GryukovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A

4.75

Alexandra GunnellCurrently on PLEASANTON 40MX9.0A

4.56

Rating 4.61 → 4.51Doubles result

Apr 6, 2025 · Doubles

Won 6-4,7-6

+0.06

Nicole’s side

Nicole O'brien

4.33

Sonnet Mckinnon(partner)Currently on MARIN TC CW9.5A

4.40

Opponents

Anita KressnerCurrently on BERKELEY TC CW9.5A

4.21

Molly Brostrom

4.19

Rating 4.55 → 4.61Doubles result

Mar 16, 2025 · Doubles

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

+0.12

Nicole’s side

Nicole O'brien

4.33

Kelly Saenz(partner)

4.37

Opponents

Mariia GryukovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A

4.75

Jill Van SlykeCurrently on VALLEY VISTA RC/VVRC COURTS CW8.5A

4.01

Rating 4.43 → 4.55Doubles result

Mar 15, 2025 · Doubles

Won 6-1,6-4

+0.04

Nicole’s side

Nicole O'brien

4.33

Tara Navarro(partner)Currently on PLEASANTON CW8.5B

4.32

Opponents

Rosemary Cowen-knightCurrently on CLAREMONT R and S CW7.5A

3.79

Rachel GabatoCurrently on GOLDEN GATEWY 40MX7.0A

3.74

Rating 4.40 → 4.43Doubles result

Mar 8, 2025 · Doubles

Lost 2-6,1-6

−0.11

Nicole’s side

Nicole O'brien

4.33

Gily Meir(partner)Currently on VALLEY VISTA RC/VVRC COURTS CW8.5A

4.11

Opponents

Cynthia AbelCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A

4.35

Kimberly PrastCurrently on MORAGA CC CW8.5A

4.37

Rating 4.51 → 4.40Doubles result

Mar 4, 2025 · Doubles

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

+0.14

Nicole’s side

Nicole O'brien

4.33

Kelly Saenz(partner)

4.37

Opponents

Mai Angsupanich

4.33

Lilana Spindler

4.61

Rating 4.37 → 4.51Doubles result

Mar 1, 2025 · Singles

Won 6-3,6-4

+0.03

Nicole’s side

Nicole O'brien

4.33

Opponents

Valjean Elander

4.00

Rating 4.34 → 4.37Singles result

Feb 23, 2025 · Doubles

Lost 3-6,2-6

−0.09

Nicole’s side

Nicole O'brien

4.33

Ana Larner(partner)Currently on WALNUT CREEK RC/Walnut Creek TC 40MX9.0A

4.17

Opponents

Jessica KimCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A

4.59

Jennifer EssnerCurrently on ST MARY 40MX8.0A

4.49

Rating 4.43 → 4.34Doubles result

Feb 22, 2025 · Doubles

Lost 3-6,4-6

−0.10

Nicole’s side

Nicole O'brien

4.33

Amy Rogers(partner)Currently on MARIN TC CW9.5B

4.54

Opponents

Blair PaigeCurrently on BERKELEY TC CW9.5A

4.69

Heather RueggCurrently on BERKELEY TC CW9.5A

4.37

Rating 4.53 → 4.43Doubles result

Feb 17, 2025 · Doubles · Mixed

Lost 2-6,1-6

−0.20

Nicole’s side

Nicole O'brien

4.15

Kranthi Tappita(partner)Currently on PLEASANTON CM7.5D

3.25

Opponents

Antonio AmbrizCurrently on DIAMOND HILLS CM8.5A

4.03

Michelle DaycoCurrently on WILLOW PASS PK CW7.5A

3.75

Mixed rating 4.26 → 4.06Doubles result

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

Feb 16, 2025 · Doubles

Won 6-1,6-2

+0.08

Nicole’s side

Nicole O'brien

4.33

Britni Arguelles(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW9.5A

4.74

Opponents

Anita KressnerCurrently on BERKELEY TC CW9.5A

4.21

Molly Brostrom

4.19

Rating 4.45 → 4.53Doubles result

Feb 9, 2025 · Doubles · Mixed

Lost 1-6,0-6

−0.15

Nicole’s side

Nicole O'brien

4.15

Kranthi Tappita(partner)Currently on PLEASANTON CM7.5D

3.25

Opponents

Paul KwonCurrently on BAY CLUB SANTA CLARA CM8.5A

3.95

Lisa OktaviaCurrently on SUNNYVALE MTC CW8.5D

4.27

Mixed rating 4.42 → 4.26Doubles result

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

Feb 5, 2025 · Doubles

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

+0.13

Nicole’s side

Nicole O'brien

4.33

Tara Navarro(partner)Currently on PLEASANTON CW8.5B

4.32

Opponents

Wyler ColloCurrently on RICHMOND TA/NICHOLL PK CW8.5A

4.35

Angie EssweinCurrently on SAN PABLO PK CW9.5A

4.38

Rating 4.32 → 4.45Doubles result

Jan 20, 2025 · Doubles

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

−0.13

Nicole’s side

Nicole O'brien

4.33

Yana Bazulina(partner)Currently on VALLEY VISTA RC/VVRC COURTS CW8.5A

3.93

Opponents

Raquel AtkinCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A

4.10

Margaret BarryCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A

4.35

Rating 4.45 → 4.32Doubles result

Jan 18, 2025 · Doubles

Won 6-1,6-2

+0.03

Nicole’s side

Nicole O'brien

4.33

Tara Navarro(partner)Currently on PLEASANTON CW8.5B

4.32

Opponents

Rachel GabatoCurrently on GOLDEN GATEWY 40MX7.0A

3.74

Lauren DuttonCurrently on CLAREMONT R and S CW7.5A

3.88

Rating 4.42 → 4.45Doubles result

Jan 12, 2025 · Doubles

Won 6-0,6-3

+0.05

Nicole’s side

Nicole O'brien

4.33

Lisa Chapman(partner)

4.24

Opponents

Donna HimenezCurrently on WALNUT COUNTRY HOA 40MX8.0A

4.08

Babe FraneyCurrently on VALLEY VISTA RC/VVRC COURTS CW8.5A

3.89

Rating 4.48 → 4.53Doubles result

Jan 12, 2025 · Doubles

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

−0.11

Nicole’s side

Nicole O'brien

4.33

Yana Bazulina(partner)Currently on VALLEY VISTA RC/VVRC COURTS CW8.5A

3.93

Opponents

Dana GreasonCurrently on WALNUT CREEK RC/Walnut Creek TC 40MX9.0A

4.47

Julia Overs BatesCurrently on VALLEY VISTA RC/VVRC COURTS 55MX9.0A

4.26

Rating 4.53 → 4.42Doubles result

Best match

+0.17

Jun 10 vs J. Essner / R. Sorenson

Worst match

−0.18

Jun 11 vs J. Slyke / K. Narsinh

Where you started ›4.44

2013 year-end NTRP 4.54.30

Scale calibration+0.14

Season start4.44

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

Nicole O'brien’s MatchPoint NorCal tennis rating is 4.33, an independent estimate based on published NorCal league results through September 20, 2026.

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+0.044.48

Pulled toward the 2025 year-end level+0.054.33

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