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Brian Ko

Mercer Island, WA
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
7 matches · 5W–2L · seasons 20252026

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Match history7 matches
W
2026-05-22 · NWW-FC-Wang · #1 Doubles · 3.5 · with Sid Nagendran
expectation pending — we’re still fetching an opponent’s record
6-4, 6-2
L
2026-04-11 · NWW-FC-Wang · #2 Doubles · 3.5 · with Austin Chen
expectation pending — we’re still fetching an opponent’s record
3-6, 6-7
W
2026-04-04 · NWW-FC-Wang · #1 Doubles · 3.5 · with Austin Chen
expectation pending — we’re still fetching an opponent’s record
6-0, 6-0
W
2025-05-10 · WSC-Wang/Tak · #3 Doubles · 3.5 · with Austin Chen
expectation pending — we’re still fetching an opponent’s record
4-6, 6-4, 1-0
L
2025-04-20 · WSC-Wang/Tak · #3 Doubles · 3.5 · with Hyeoncheol Jung
expectation pending — we’re still fetching an opponent’s record
3-6, 5-7
W
2025-04-19 · WSC-Wang/Tak · #2 Doubles · 3.5 · with Austin Chen
expectation pending — we’re still fetching an opponent’s record
6-4, 4-6, 1-0
W
2025-04-12 · WSC-Wang/Tak · #1 Doubles · 3.5 · with Austin Chen
expectation pending — we’re still fetching an opponent’s record
6-2, 6-0
Where you rank locallyagainst everyone at your level
Teams2 teams · 2025–2026
Over timerating by season, and how you rank
By level1 levels played
3.5
71.4%
5W–2L · 58.1% 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.

Every match is a story with a beginning, a middle and an end, and you are writing it as you go.
Chris Evert