John Koval
99 matches · 45W–54L · seasons 2019–2026
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Match history99 matches
L
expectation pending — we’re still fetching an opponent’s record
3-6, 3-6
W
expectation pending — we’re still fetching an opponent’s record
2-6, 6-3, 1-0
L
expectation pending — we’re still fetching an opponent’s record
6-2, 6-7, 0-1
W
expectation pending — we’re still fetching an opponent’s record
6-4, 6-1
L
expectation pending — we’re still fetching an opponent’s record
6-4, 5-7, 0-1
W
expectation pending — we’re still fetching an opponent’s record
7-6, 6-2
L
Chad McDaniel / David Miller
expectation pending — we’re still fetching an opponent’s record
3-6, 6-4, 0-1
Teams21 teams · 2021–2026
Over timerating by season, and how you rank
By level3 levels played
3.5
37.3%
25W–42L · 45.7% of games
7.0
65.4%
17W–9L · 57.6% of games
7.0mixed
50%
3W–3L · 50% of games
Games won matters more than matches won — NTRP adjusts on margins.
By lineusually #2 Doubles, 47% of the time
#2 Doubles
47%
46 matches
#3 Doubles
19%
19 matches
#1 Doubles
15%
15 matches
#1 Singles
11%
11 matches
#2 Singles
8%
8 matches
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.
Start where you are. Use what you have. Do what you can.