Colleen Sonneborn
San Rafael, CA
47 matches · 28W–19L · seasons 2025–2026
Captains: add Colleen Sonneborn to your scout list and get a weekly note on what they did. Create a free account to start one.
Match history47 matches
W
expectation pending — we’re still fetching an opponent’s record
7-6, 6-4
W
expectation pending — we’re still fetching an opponent’s record
6-2, 4-6, 1-0
L
expectation pending — we’re still fetching an opponent’s record
6-4, 1-6, 0-1
W
expectation pending — we’re still fetching an opponent’s record
6-3, 6-1
Where you rank locallyagainst everyone at your level
Teams28 teams · 2023–2026
Over timerating by season, and how you rank
By level6 levels played
3.5
66.7%
16W–8L · 56.7% of games
4.0
55.6%
5W–4L · 52.6% of games
6.5
1W–0L
not enough matches yet
7.5
1W–1L
not enough matches yet
7.0mixed
1W–2L
not enough matches yet
8.0mixed
60%
3W–2L · 45.9% of games
Games won matters more than matches won — NTRP adjusts on margins.
Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.
You always want to win. That is why you play tennis, because you love the sport and try to be the best you can.