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Isabella Feinberg: estimated dynamic rating

Isabella Feinberg
USTA3.5
Walnut Creek RC/Walnut Creek TC
3.60
Estimated dynamic rating
▲ +0.26 this season
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Combo · 2026
4 matches
3.763.613.47
Sep · 3.60
Oct · 3.76
Oct 28 · Doubles+0.12
W C. Keery / A. Rago
7-6,6-0 · 2D · with Susan Aneja
Your combo rating, from combo matches only. It doesn’t move your 3.60.● Won ● Lost · Select a point to see that match.Your whole season is recalculated daily, so earlier points can shift as new results come in.

Current season

22 matches

Published NorCal results in 2026 — 12 scoring, 10 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 28, 2026 · Doubles · 2D · Combo

Won 7-6,6-0
+0.12

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.76
Susan Aneja(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.95

Opponents

Christine KeeryCurrently on ROUND HILL CC CW8.5A
3.66
Ali RagoCurrently on ROUND HILL CC CW7.5A
3.67
Combo rating 3.63 → 3.76Doubles result

Oct 17, 2026 · Doubles · 3D

Lost 0-6,0-6
−0.08

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Sara BogadoCurrently on WILLOW PASS PK CW7.5A
3.64
Keri SmithCurrently on RINCONADA PK CW8.5A
4.06
Rating 3.68 → 3.60Doubles result

Oct 16, 2026 · Doubles · 3D

Won 6-3,3-6,1-0
+0.11

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Minh CannonCurrently on WASHINGTON PK CW6.5A
3.47
Clairessa BrownCurrently on SAN PABLO PK CW7.5A
3.62
Rating 3.57 → 3.68Doubles result

Oct 14, 2026 · Doubles · 1D · Combo

Won 6-0,6-1
+0.07

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.76
Sandra Harris(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5A-DT
3.68

Opponents

Arlene AcostaCurrently on VALLEY VISTA RC/VVRC COURTS CW7.5A-DT
2.97
Elise LewisCurrently on VALLEY VISTA RC/VVRC COURTS CW8.5A
3.54
Combo rating 3.57 → 3.63Doubles result

Oct 1, 2026 · Doubles · 1D · Combo

Won 2-6,6-4
+0.10

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.76
Megan Patterson(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
4.06

Opponents

Nora HartCurrently on THE CLUB @LIVERMORE CW7.5A
3.99
Nga GrossCurrently on THE CLUB @LIVERMORE CW7.5A
3.28
Combo rating 3.47 → 3.57Doubles result

Sep 13, 2026 · Doubles · 2D · Combo

Lost 4-6,7-6,0-1
−0.14

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.76
Natalie Ivankovich(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.48

Opponents

Anne PoirierCurrently on ROUND HILL CC CW7.5A
3.79
Christine BrashearCurrently on ROUND HILL CC CW7.5A
3.54
Combo rating 3.60 → 3.47Doubles result

Jul 9, 2026 · Doubles

Won 6-2,6-3
+0.03

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Valerie EptingCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
3.08
Melissa BachCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A
3.11
Rating 3.54 → 3.57Doubles result

Jun 25, 2026 · Doubles

Won 6-4,6-2
+0.12

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Jill CarlstromCurrently on ROUND HILL CC CW7.5B
3.51
Susie HansenCurrently on ROUND HILL CC CW7.5A
3.47
Rating 3.42 → 3.54Doubles result

Jun 9, 2026 · Doubles

Won 6-0,6-1
+0.07

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Lea BaldacciCurrently on ROUND HILL CC CW7.5B
3.28
Christa SchenkCurrently on ROUND HILL CC CW7.5A
3.36
Rating 3.36 → 3.42Doubles result

May 23, 2026 · Doubles

Lost 5-7,4-6
−0.14

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Miwon Vella(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.31

Opponents

Shari McaneneyCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B
3.70
Tanya LoCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B
3.68
Rating 3.49 → 3.36Doubles result

May 19, 2026 · Doubles

Won 3-6,6-4,1-0
+0.06

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Lisa Italia(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.34

Opponents

Tracey GuerinCurrently on ST MARY CW7.5A-DT
3.31
Jennifer BahmCurrently on ST MARY CW7.5A-DT
3.31
Rating 3.44 → 3.49Doubles result

May 11, 2026 · Doubles

Won 6-1,6-1
+0.06

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Linda Choi(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.62

Opponents

Andrea EubanksCurrently on ROUND HILL CC CW7.5A
3.15
Christine BrashearCurrently on ROUND HILL CC CW7.5A
3.33
Rating 3.38 → 3.44Doubles result

Apr 29, 2026 · Doubles

Won 6-0,6-0
+0.05

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Lisa Italia(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.34

Opponents

Amy CampbellCurrently on MORAGA CC CW7.5A
3.20
Judith Hall
3.18
Rating 3.33 → 3.38Doubles result

Apr 26, 2026 · Doubles

Lost 6-4,1-6,0-1
−0.09

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Dana Baioni(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.53

Opponents

Sarah YanceyCurrently on ST MARY CW7.5A-DT
3.54
Christina FongCurrently on ST MARY CW7.5A-DT
3.66
Rating 3.42 → 3.33Doubles result

Apr 25, 2026 · Doubles

Won 6-3,6-0
+0.02

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Dana Baioni(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.53

Opponents

Mia Dennis
3.01
Diana CorbinCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
3.16
Rating 3.40 → 3.42Doubles result

Apr 18, 2026 · Doubles

Lost 4-6,6-3,0-1
−0.16

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.60
Lisa Italia(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.34

Opponents

Sanna GarciaCurrently on MONTE VISTA HS CW7.5A
3.27
Stephanie LawCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.17
Rating 3.56 → 3.40Doubles result

Mar 6, 2026 · Doubles · Mixed

Won 7-5,6-1
+0.16

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Dan Helmer(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM7.5D
3.98

Opponents

Jing WuCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5C
3.70
Sathish SridharanCurrently on WALNUT CREEK RC/Walnut Creek TC CM7.5B
4.10
Mixed rating 3.72 → 3.88Doubles result

Feb 23, 2026 · Doubles · Mixed

Lost 3-6,4-6
−0.22

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Christopher Kemp(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM6.5D
3.54

Opponents

Stewart TannerCurrently on MORAGA CC CM7.5A
3.84
Jacqueline TannerCurrently on MORAGA CC CW7.5A
3.28
Mixed rating 3.94 → 3.72Doubles result

Feb 13, 2026 · Doubles · Mixed

Won 4-6,6-3,1-0
+0.15

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Jeff Wong(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM9.5A
4.80

Opponents

Stefanie CohenCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A
3.88
Steven LehmerCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5A
4.10
Mixed rating 3.79 → 3.94Doubles result

Feb 1, 2026 · Doubles · Mixed

Won 6-4,6-3
+0.05

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Christopher Kemp(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM6.5D
3.54

Opponents

Nonna PastoreCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
2.96
Stewart TannerCurrently on MORAGA CC CM7.5A
3.84
Mixed rating 3.74 → 3.79Doubles result

Jan 21, 2026 · Doubles · Mixed

Won 6-1,6-3
+0.14

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Jeff Wong(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM9.5A
4.80

Opponents

Renee Nickerson
3.93
Steve MeyerCurrently on ROUND HILL CC CM8.5A
3.56
Mixed rating 3.60 → 3.74Doubles result

Jan 14, 2026 · Doubles · Mixed

Won 6-2,6-1
+0.18

Isabella’s side

Isabella FeinbergCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.88
Christopher Kemp(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM6.5D
3.54

Opponents

Navi DhillonCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A
3.99
Renato CastroCurrently on BAY TREES PK CM6.5B
3.76
Mixed rating 3.42 → 3.60Doubles result

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

Best match
+0.12
Oct 28 vs C. Keery / A. Rago
Worst match
−0.14
Sep 13 vs A. Poirier / C. Brashear
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 Nov 4
Year-end re-anchoring
Pulled toward the 2024 year-end level−0.093.25
Pulled toward the 2025 year-end level−0.133.56

More about Isabella

Isabella Feinberg has been a USTA NorCal 3.5 since 2025, after starting at 2.5 in 2016. The estimated dynamic rating is 3.60, up 0.26 this season, with a 16–6 record in 2026 across regular, combo and mixed play. Most frequent partner: Linda Choi, 5–1 in 6 matches together.

Record

16–6
2026 season, 22 matches
11–2
2025 season, 13 matches
7
Longest winning streak
7–5
Matches that went to a third set or match tiebreak

Partners

Best wins

Against the highest-rated opponents by year-end NTRP, this season and last.

Year-end NTRP, 2016–2026

2.5 in 2016, 3.0 from 2017 to 2019, 3.5 in 2021, 3.5 in 2023 and 3.5 from 2025 to 2026.

MatchPoint's estimated dynamic rating is an independent estimate from published USTA NorCal league results through November 4, 2026. It is not a rating USTA calculates, and MatchPoint is not affiliated with USTA.

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