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Jason Chamberlain

Baltimore, MD
3.5S year-end 2026
i
Self-rated, or a medical appeal
6 matches · 4W–2L · seasons 2026–2026

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Match history6 matches
L
2026-07-30 · Foehrkolb 40+3.5 · #2 Doubles · 3.5 · with George Sybert
expectation pending — we’re still fetching an opponent’s record
2-6, 4-6
L
2026-07-24 · Foehrkolb 40+3.5 · #2 Doubles · 3.5 · with Rongfeng Li
expectation pending — we’re still fetching an opponent’s record
0-6, 1-6
W
Michael Smith / David Djajaputra
2026-07-19 · #3 Doubles · with Oliver Crain championship
expectation pending — we’re still fetching an opponent’s record
4-6, 6-4, 1-0
W
2026-05-02 · Foehrkolb 18+ 3.5 · #1 Doubles · 3.5 · with Joe Deleon
expectation pending — we’re still fetching an opponent’s record
6-3, 7-6
W
2026-04-25 · Foehrkolb 18+ 3.5 · #2 Doubles · 3.5 · with Chris Miller
expectation pending — we’re still fetching an opponent’s record
6-4, 6-3
W
2026-04-18 · Foehrkolb 18+ 3.5 · #3 Doubles · 3.5 · with Oliver Crain
expectation pending — we’re still fetching an opponent’s record
6-1, 3-6, 1-0
Where you rank locallyagainst everyone at your level
Teams2 teams · 2026–2026
Over timerating by season, and how you rank
By level1 levels played
3.5
60%
3W–2L · 47.2% of games

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually #2 Doubles, 50% of the time
#2 Doubles
50%
3 matches
#3 Doubles
33%
2 matches
#1 Doubles
17%
1 match

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

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.

Pressure is a privilege.
Billie Jean King