Aug 14, 2026 · Doubles
Won 6-4,2-6,1-0
+0.08
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Cole Van Brunt(partner)Currently on LAGUNITAS CC CM8.5A
4.19Rating 4.09 → 4.17Doubles result
Player profile
Charles Williams’s NorCal tennis rating
Charles Williams
USTA 4.0 · NorCal league player
current
▲ +0.28 this season
Other formats · don’t affect your rating above
Combo 4.19
USTA4.00
2026
9 matches
Apr · 4.05
Aug · 4.17
Aug 14 · Doubles+0.08
W A. Stinnett / M. Yerkes
6-4,2-6,1-0 · with Cole Van Brunt
● 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
9 matches
Published NorCal league results in 2026.
Jul 11, 2026 · Doubles
Won 6-2,6-1
+0.09
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Cole Van Brunt(partner)Currently on LAGUNITAS CC CM8.5A
4.19Opponents
Mark ShawCurrently on MILL VALLEY CM8.5A
4.10Kevin KnowlesCurrently on MILL VALLEY 40MX8.0A
3.88Rating 4.00 → 4.09Doubles result
Jun 27, 2026 · Doubles
Won 3-6,6-4,1-0
+0.13
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Cole Van Brunt(partner)Currently on LAGUNITAS CC CM8.5A
4.19Rating 3.88 → 4.00Doubles result
Jun 13, 2026 · Doubles
Lost 6-2,2-6,0-1
−0.16
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Dean Holter(partner)Currently on LAGUNITAS CC CM8.5A
3.79Opponents
Israel RosalesCurrently on MILL VALLEY CM8.5A
3.93Markus KraemlingCurrently on MILL VALLEY CM8.5A
3.86Rating 4.03 → 3.88Doubles result
Jun 4, 2026 · Doubles
Won 3-6,6-4,1-0
+0.02
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Dean Holter(partner)Currently on LAGUNITAS CC CM8.5A
3.79Opponents
Geoff HazardCurrently on RAFAEL RC CM8.5A
3.69Carter NjusCurrently on RAFAEL RC 55MX7.0A
3.54Rating 4.01 → 4.03Doubles result
May 15, 2026 · Doubles
Lost 3-6,6-1,0-1
−0.19
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Cole Van Brunt(partner)Currently on LAGUNITAS CC CM8.5A
4.19Opponents
Michael GrazianoCurrently on MARIN TC 55MX7.0A
3.74Jonathan ParkerCurrently on MARIN TC CM8.5A
3.86Rating 4.20 → 4.01Doubles result
May 3, 2026 · Doubles
Won 4-6,6-4,1-0
+0.03
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Richard Treadwell(partner)Currently on LAGUNITAS CC CM8.5A
4.09Rating 4.17 → 4.20Doubles result
May 2, 2026 · Doubles
Won 4-6,6-4,1-0
+0.11
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Cole Van Brunt(partner)Currently on LAGUNITAS CC CM8.5A
4.19Rating 4.06 → 4.17Doubles result
Apr 18, 2026 · Doubles
Won 6-2,6-3
+0.01
Charles’s side
Charles WilliamsCurrently on LAGUNITAS CC CM8.5A
4.17Patrick Higgins(partner)Currently on LAGUNITAS CC CM8.5A
4.09Opponents
Keith ListerCurrently on BELVEDERE TC CM7.5A
3.77Nick MeyerCurrently on BELVEDERE TC CM7.5A
3.34Rating 4.05 → 4.06Doubles result
Best match
+0.13
Jun 27 vs T. Rose / J. Pollak
Worst match
−0.19
May 15 vs M. Graziano / J. Parker
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 Sep 20
Charles Williams’s MatchPoint NorCal tennis rating is 4.17, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 2 active NorCal league teams.
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−0.103.79
Pulled toward the 2025 year-end level−0.134.05
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