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Player profile

Jeff Kao: estimated dynamic rating

Jeff Kao
USTA4.0
Chabot Canyon
3.63
Estimated dynamic rating
▼ −0.26 this season
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Combo · 2026
3 matches
3.563.493.41
Sep · 3.56
Oct · 3.41
Oct 17 · Doubles−0.03
L R. Kojima / Y. Kim
3-6,1-6 · 1D · with Luis Rivera
Your combo rating, from combo matches only. It doesn’t move your 3.63.● 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

11 matches

Published NorCal results in 2026 — 4 scoring, 7 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 17, 2026 · Doubles · 1D · Combo

Lost 3-6,1-6
−0.03

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.41
Luis Rivera(partner)Currently on CHABOT CANYON CM7.5A
3.32

Opponents

Robert KojimaCurrently on RICHMOND TA/NICHOLL PK CM7.5B
3.73
Young Min KimCurrently on WASHINGTON PK - BURLINGAME CM7.5A
4.16
Combo rating 3.44 → 3.41Doubles result

Oct 4, 2026 · Doubles · 3D · Combo

Lost 6-4,3-6,0-1
−0.05

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.41
Curtis Appel(partner)Currently on PLEASANTON S70M7.0A
3.51

Opponents

Jesse CortesCurrently on RICHMOND TA/NICHOLL PK CM7.5A
3.86
Dennis SadowskiCurrently on RICHMOND TA/NICHOLL PK CM7.5A
3.61
Combo rating 3.50 → 3.44Doubles result

Sep 26, 2026 · Doubles · 3D · Combo

Lost 6-3,3-6,0-1
−0.07

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.41
Azhar Meyer(partner)Currently on CHABOT CANYON CM7.5A
3.51

Opponents

Obadiah ButterworthCurrently on WASHINGTON PK CM8.5A
3.84
Michael CantorCurrently on WASHINGTON PK CM7.5A
3.52
Combo rating 3.56 → 3.50Doubles result

Jul 18, 2026 · Doubles · Mixed

Lost 6-7,4-6
−0.05

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.57
Lynn Dowse(partner)
3.60

Opponents

Ian BarryCurrently on WASHINGTON PK CM8.5A
3.79
Lillian YangCurrently on BAY TREES PK CW8.5B
3.96
Mixed rating 3.48 → 3.43Doubles result

Jul 5, 2026 · Doubles · Mixed

Lost 5-7,0-6
−0.06

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.57
Srinika Narayan(partner)Currently on CHABOT CANYON CW8.5A
3.70

Opponents

Young Min KimCurrently on WASHINGTON PK - BURLINGAME CM7.5A
3.90
Relura HortonCurrently on CROW CANYON CC CW8.5A
3.86
Mixed rating 3.54 → 3.48Doubles result

Mar 14, 2026 · Doubles

Lost 2-6,1-6
−0.17

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.63
David Garcia-Shelton(partner)Currently on CHABOT CANYON CM7.5A
3.33

Opponents

Hyoungin KwonCurrently on WASHINGTON PK - BURLINGAME CM7.5A
3.47
Joshua LeonardCurrently on RICHMOND TA/NICHOLL PK CM7.5A
3.75
Rating 3.87 → 3.70Doubles result

Feb 14, 2026 · Doubles

Lost 1-6,6-7
−0.09

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.63
Nick Marble(partner)Currently on CHABOT CANYON CM8.5A
3.62

Opponents

David KardonCurrently on RICHMOND TA/NICHOLL PK CM8.5A
4.01
Dennis SadowskiCurrently on RICHMOND TA/NICHOLL PK CM7.5A
3.82
Rating 3.96 → 3.87Doubles result

Jan 18, 2026 · Doubles

Lost 2-6,6-3,0-1
−0.10

Jeff’s side

Jeff KaoCurrently on CHABOT CANYON CM7.5A
3.63
Nick Marble(partner)Currently on CHABOT CANYON CM8.5A
3.62

Opponents

Peter LoweCurrently on PLEASANTON CM7.5F
3.79
Wesley Zhu
3.88
Rating 4.06 → 3.96Doubles result

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

Best match
−0.03
Oct 17 vs R. Kojima / Y. Kim
Worst match
−0.07
Sep 26 vs O. Butterworth / M. Cantor
Where you started ›3.89
2022 year-end NTRP 4.03.75
Scale calibration+0.14
Season start3.89
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+0.093.98
Pulled toward the 2025 year-end level+0.084.06

More about Jeff

Jeff Kao is a USTA NorCal 4.0 in 2026, down from 4.0 in 2022. The estimated dynamic rating is 3.63, down 0.26 this season, with a 1–10 record in 2026 across regular, combo and mixed play. Most frequent partner: Baxter Bell, 1–1 in 2 matches together.

Record

1–10
2026 season, 11 matches
1–4
2025 season, 5 matches
1
Longest winning streak
1–4
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, 2005–2026

3.5 from 2005 to 2006, 4.0 from 2008 to 2009, 4.0 from 2012 to 2022 and 4.0 in 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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