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William Kolstad

— year-end
217 matches · 132W–85L · seasons 2020–2026

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Match history217 matches
L
2026-08-17 · Larson: Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
5-7, 2-6
W
2026-08-10 · Larson: Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
6-4, 6-2
W
2026-07-12 · Larson Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
6-3, 2-6, 1-0
L
2026-07-02 · #1 Doubles · 7.0 · with Mark Alschlager
expectation pending — we’re still fetching an opponent’s record
6-4, 1-6, 0-1
W
2026-07-01 · Alschlager 2026 Summer · #1 Doubles · 3.5 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
4-6, 7-5, 1-0
L
2026-06-25 · #1 Doubles · 7.0 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
3-6, 7-5, 1-0
W
2026-06-21 · Larson Mac Attack · #1 Doubles · 7.0 · with Sarah Tuel mixed
doesn’t count toward your NTRP rating
6-4, 6-0
W
2026-06-04 · #2 Doubles · 7.0 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
6-2, 6-3
W
2026-06-03 · Alschlager 2026 Summer · #1 Doubles · 3.5 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
6-2, 7-6
W
2026-05-31 · Larson Mac Attack · #1 Doubles · 7.0 · with Barb Brown mixed
doesn’t count toward your NTRP rating
6-2, 6-3
L
2026-05-27 · Alschlager 2026 Summer · #1 Doubles · 3.5 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
2-6, 3-6
W
2026-05-20 · Alschlager 2026 Summer · #1 Doubles · 3.5 · with Gaylon Rust
expectation pending — we’re still fetching an opponent’s record
6-3, 6-4
Teams51 teams · 2021–2026
Over timerating by season, and how you rank
By level4 levels played
3.5
53.8%
56W–48L · 52.8% of games
7.0
79.7%
47W–12L · 62.3% of games
8.0
60%
3W–2L · 60.9% of games
7.0mixed
54.5%
18W–15L · 52.1% of games

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

By lineusually #1 Doubles, 56% of the time
#1 Doubles
56%
122 matches
#2 Doubles
29%
63 matches
#3 Doubles
14%
30 matches
#4 Doubles
1%
2 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.

Pressure is a privilege.
Billie Jean King