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Player profile

William Niessner: estimated dynamic rating

William Niessner
USTA4.0
Bay Club SF Tennis
4.35
Estimated dynamic rating
▼ −0.09 this season
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Combo · 2026
2 matches
4.264.214.17
Sep · 4.26
Oct · 4.22
Oct 26 · Doubles+0.06
W T. Waibel / S. Moss
6-4,4-6,1-0 · 1D · with Taylor T Leese
Your combo rating, from combo matches only. It doesn’t move your 4.35.● 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

19 matches

Published NorCal results in 2026 — 17 scoring, 2 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 26, 2026 · Doubles · 1D · Combo

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

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.22
Taylor T Leese(partner)Currently on BAY CLUB SF TENNIS CM9.5A
4.40

Opponents

Todd H WaibelCurrently on GOLDEN GATE TC/GOLDEN GATEWY CM8.5B
3.79
Spencer MossCurrently on GOLDEN GATE TC/GOLDEN GATEWY CM8.5B
4.05
Combo rating 4.17 → 4.22Doubles result

Sep 8, 2026 · Doubles · 3D · Combo

Lost 4-6,5-7
−0.09

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.22
Tri Tran(partner)Currently on BAY CLUB SF TENNIS CM8.5A
4.27

Opponents

Arnaud DoussauCurrently on GOLDMAN TC CM8.5B
4.34
Benjamin AsperheimCurrently on GOLDMAN TC CM8.5B
4.39
Combo rating 4.26 → 4.17Doubles result

Aug 15, 2026 · Doubles

Lost 0-6,6-7
−0.21

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.35
Julian Nguyen(partner)Currently on LOWELL HS CM8.5A
3.99

Opponents

Joe LeeCurrently on LOS PASEOS PK CM8.5A
4.01
Ben D TaCurrently on LOS PASEOS PK CM8.5A
4.11
Rating 4.56 → 4.35Doubles result

Jun 13, 2026 · Doubles

Won 3-6,7-5,1-0
+0.13

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.35
Christopher Sycamore(partner)Currently on RICHMOND TA/NICHOLL PK CM8.5A
4.27

Opponents

Kaisen ChenCurrently on PLEASANTON CM8.5A
4.58
Zun ZhouCurrently on GOLDMAN TC CM8.5A
4.20
Rating 4.31 → 4.43Doubles result

May 9, 2026 · Singles

Lost 1-6,0-6
−0.06

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.35

Opponents

Derek FungCurrently on MILLBRAE RC CM8.5A
4.62
Rating 4.52 → 4.46Singles result

Mar 20, 2026 · Doubles

Won 6-1,7-6
+0.02

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.35
Bobby Carter(partner)Currently on BAY CLUB SF TENNIS CM7.5A
4.00

Opponents

Joel BelangdalCurrently on DIAMOND HILLS CM8.5A
3.78
Aaron LeeCurrently on DIAMOND HILLS CM8.5A
3.90
Rating 4.47 → 4.49Doubles result

Mar 20, 2026 · Doubles

Won 6-4,7-6
+0.02

William’s side

William NiessnerCurrently on BAY CLUB SF TENNIS CM8.5A
4.35
James Lin(partner)Currently on UNION CITY LEISURE S/VETERANS MEM PK CM8.5A
3.91

Opponents

Eugene BeyderCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5A
3.92
Christopher LauCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5A
3.80
Rating 4.49 → 4.52Doubles result

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

Best match
+0.06
Oct 26 vs T. Waibel / S. Moss
Worst match
−0.09
Sep 8 vs A. Doussau / B. Asperheim
▲
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+0.034.47
Pulled toward the 2025 year-end level+0.034.47

More about William

William Niessner is a USTA NorCal 4.0 in 2026, down from 4.5 in 2025. The estimated dynamic rating is 4.35, down 0.09 this season, with a 12–7 record in 2026 across regular and combo play. Most frequent partner: Christopher Sycamore, 5–1 in 6 matches together.

Record

12–7
2026 season, 19 matches
5–7
2025 season, 12 matches
4
Longest winning streak
9–2
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, 2025–2026

4.5 in 2025 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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