MatchPoint

Player profile

Jennifer Koo’s NorCal tennis rating

Jennifer Koo
USTA 3.5 · NorCal league player
3.29
current
▼ −0.05 this season

Other formats · don’t affect your rating above

Combo 3.23
USTA3.50
2026
23 matches
3.403.122.84
Jan · 3.40
May · 3.29
May 30 · Doubles+0.19
W D. Motseniat / M. Wong
6-4,6-1 · with Abi Kandasamy
● 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

23 matches

Published NorCal league results in 2026.

May 20, 2026 · Doubles

Lost 2-6,1-6
−0.02

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Monica Reid(partner)Currently on GOLDEN GATEWY CW7.5B
3.12

Opponents

Maggie HoCurrently on GOLDMAN TC CW7.5A
3.93
Joni FuseCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B-DT
3.69
Rating 3.12 → 3.10Doubles result

May 17, 2026 · Singles

Lost 0-6,2-6
−0.21

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29

Opponents

Emily SimoneCurrently on OLYMPIC CW7.5A
3.09
Rating 3.33 → 3.12Singles result

Apr 26, 2026 · Doubles

Won 6-3,6-3
+0.09

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Teresa Tan-vial(partner)Currently on BAY CLUB SF TENNIS CW6.5A
2.84

Opponents

Amelia WeirCurrently on GOLDMAN TC CW6.5C-DT
3.05
Meredith WongCurrently on GOLDMAN TC CW6.5C-DT
3.16
Rating 3.12 → 3.21Doubles result

Apr 25, 2026 · Doubles

Lost 1-6,3-6
−0.05

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Ruby Casareno(partner)Currently on HARBOR PT 55MX8.0A
3.40

Opponents

Laura HoppeCurrently on ROLLING HILLS CW7.5A
3.70
Erin HenkeCurrently on ROLLING HILLS 40MX8.0A
3.45
Rating 3.17 → 3.12Doubles result

Apr 15, 2026 · Doubles

Lost 4-6,0-6
−0.05

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Timmie Haskins(partner)Currently on GLTF/SAN FRAN ST U CW7.5A
3.27

Opponents

Shan LuCurrently on BAY CLUB SF TENNIS CW7.5A
3.55
Mason CooneyCurrently on GOLDEN GATEWY CW8.5A
3.77
Rating 3.10 → 3.05Doubles result

Apr 4, 2026 · Doubles

Won 6-4,3-6,1-0
+0.17

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Ann Mannix(partner)Currently on HARBOR PT CW6.5A
3.54

Opponents

Randi IsmailerCurrently on REDWOOD HS CW7.5A
3.50
Amy AlvaradoCurrently on REDWOOD HS CW7.5A
3.50
Rating 2.93 → 3.10Doubles result

Mar 12, 2026 · Doubles

Won 7-6,6-4
+0.12

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Angela Lam(partner)Currently on GOLDMAN TC CW6.5B-DT
3.46

Opponents

Clare MoranCurrently on BAY CLUB SF TENNIS CW6.5A
2.91
Jane Von BothmerCurrently on CALIFORNIA TC CW7.5A
3.22
Rating 2.84 → 2.96Doubles result

Mar 2, 2026 · Doubles

Lost 4-6,6-3,0-1
−0.06

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Monica Reid(partner)Currently on GOLDEN GATEWY CW7.5B
3.12

Opponents

Jennifer PalmerCurrently on GOLDMAN TC CW7.5A
3.46
Alanna HaleCurrently on GLTF/SAN FRAN ST U CW7.5B
3.41
Rating 2.90 → 2.84Doubles result

Feb 26, 2026 · Doubles

Lost 3-6,1-6
−0.11

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Elaine Yang(partner)Currently on SAN PABLO PK CW7.5A
3.42

Opponents

Kathy FanCurrently on SUNNYVALE MTC 40MX8.0C
3.63
Jing GuCurrently on BAY CLUB SF TENNIS CW7.5A
3.10
Rating 3.13 → 3.02Doubles result

Feb 22, 2026 · Doubles

Lost 3-6,2-6
−0.07

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Paula Mangin(partner)Currently on TENNIS COALITION SF/GOLDMAN TC CW7.5A-DT
3.26

Opponents

Ashley MacdonaldCurrently on SCOTT VALLEY CW7.5A-DT
3.56
Kimberly HobsonCurrently on SCOTT VALLEY CW7.5A
3.32
Rating 3.19 → 3.13Doubles result

Feb 21, 2026 · Doubles

Lost 6-4,2-6,0-1
−0.10

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Monica Reid(partner)Currently on GOLDEN GATEWY CW7.5B
3.12

Opponents

Lummi BaeCurrently on GOLDEN GATEWY CW7.5B
3.30
Leilani LatimerCurrently on GOLDEN GATEWY CW7.5B
3.38
Rating 3.30 → 3.19Doubles result

Feb 14, 2026 · Doubles

Won 6-7,7-5,1-0
+0.15

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Tania Lowenthal(partner)Currently on HARBOR PT CW6.5A
3.17

Opponents

Katie WardCurrently on ROLLING HILLS CW7.5A
3.44
Erin HenkeCurrently on ROLLING HILLS 40MX8.0A
3.45
Rating 3.15 → 3.30Doubles result

Feb 10, 2026 · Doubles

Lost 5-7,5-7
−0.08

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Jing Gu(partner)Currently on BAY CLUB SF TENNIS CW7.5A
3.10

Opponents

Grace ChanCurrently on GLTF/GOLDMAN TC 40MX7.0B
3.49
Melodie RubinCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C
3.32
Rating 3.23 → 3.15Doubles result

Feb 5, 2026 · Doubles

Lost 2-6,2-6
−0.12

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Monica Reid(partner)Currently on GOLDEN GATEWY CW7.5B
3.12

Opponents

Patricia SheedyCurrently on CALIFORNIA TC CW7.5A
3.52
Shilpa JainCurrently on CALIFORNIA TC CW7.5A
3.25
Rating 3.35 → 3.23Doubles result

Jan 25, 2026 · Doubles

Won 2-6,6-1,1-0
+0.08

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Meyla Ruwin(partner)Currently on GOLDEN GATEWY CW7.5A
3.26

Opponents

Karen BrandmanCurrently on GOLDMAN TC CW6.5C-DT
3.16
Stephanie HarveyCurrently on GOLDMAN TC CW6.5B
3.18
Rating 3.15 → 3.23Doubles result

Jan 6, 2026 · Doubles

Lost 6-2,1-6,0-1
−0.07

Jennifer’s side

Jennifer KooCurrently on GOLDEN GATEWY CW7.5B
3.29
Adele Anfinson(partner)Currently on GOLDEN GATEWY CW7.5B
3.75

Opponents

Rebecca HarlowCurrently on GOLDEN GATEWY 40MX7.0A
3.47
Catherine ElderCurrently on BAY CLUB SF TENNIS CW8.5A
3.58
Rating 3.40 → 3.33Doubles result
Best match
+0.19
May 30 vs D. Motseniat / M. Wong
Worst match
−0.21
May 17 vs Emily Simone
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

Jennifer Koo’s MatchPoint NorCal tennis rating is 3.29, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on GOLDEN GATEWY CW7.5B.

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+0.013.35
Pulled toward the 2025 year-end level+0.013.40

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