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John Koval

year-end
34 matches · 17W–17L · seasons 20242026

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Match history34 matches
L
2026-08-11 · BTA-IBM RED · #2 Doubles · 3.5 · with Stuart Dimson
expectation pending — we’re still fetching an opponent’s record
3-6, 3-6
W
2026-08-04 · BTA-IBM RED · #2 Doubles · 3.5 · with James Esson
expectation pending — we’re still fetching an opponent’s record
2-6, 6-3, 1-0
W
2026-06-30 · BTA-C NAVY · #3 Doubles · 3.5 · with Reed Mayne
expectation pending — we’re still fetching an opponent’s record
6-3, 6-2
L
2026-06-23 · BTA-C NAVY · #2 Doubles · 3.5 · with Stephen Richter
expectation pending — we’re still fetching an opponent’s record
6-2, 6-7, 0-1
W
2026-06-16 · BTA-C NAVY · #2 Doubles · 3.5 · with Thomas Phillips
expectation pending — we’re still fetching an opponent’s record
6-4, 6-1
L
2026-06-09 · BTA-C NAVY · #2 Doubles · 3.5 · with James Esson
expectation pending — we’re still fetching an opponent’s record
6-4, 5-7, 0-1
W
2026-06-02 · BTA-C NAVY · #3 Doubles · 3.5 · with Stephen Richter
expectation pending — we’re still fetching an opponent’s record
7-6, 6-2
W
2026-05-30 · BTA-C NAVY · #3 Doubles · 3.5 · with Stephen Richter
expectation pending — we’re still fetching an opponent’s record
6-1, 6-2
W
2026-05-28 · BTA-C YELLOW · #2 Doubles · 7.0 · with James Esson
expectation pending — we’re still fetching an opponent’s record
6-2, 7-6
W
2026-05-21 · BTA-C YELLOW · #3 Doubles · 7.0 · with James Esson
expectation pending — we’re still fetching an opponent’s record
6-3, 6-3
L
Chad McDaniel / David Miller
2026-05-14 · BTA-C YELLOW · #2 Doubles · 7.0 · with James Esson
expectation pending — we’re still fetching an opponent’s record
3-6, 6-4, 0-1
L
2026-05-12 · BTA-C NAVY · #2 Doubles · 3.5 · with Niels Damrauer
expectation pending — we’re still fetching an opponent’s record
6-7, 6-7
Teams14 teams · 2023–2026
Over timerating by season, and how you rank
By level2 levels played
3.5
50%
13W–13L · 51.1% of games
7.0
50%
4W–4L · 52.7% 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.

Start where you are. Use what you have. Do what you can.
Arthur Ashe