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Karl Mergenthaler

— year-end
26 matches · 11W–15L · seasons 2025–2026

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Match history26 matches
L
2026-06-14 · INT:You're Only Served Once:Weber · #1 Doubles · 3.5 · with Allan Chang
expectation pending — we’re still fetching an opponent’s record
5-7, 1-2
L
2026-06-07 · INT:You're Only Served Once:Weber · #1 Doubles · 3.5 · with Allan Chang
expectation pending — we’re still fetching an opponent’s record
7-6, 1-6, 0-1
L
2026-05-17 · INT:You're Only Served Once:Weber · #1 Doubles · 3.5 · with Jeffrey Darien
expectation pending — we’re still fetching an opponent’s record
3-6, 3-6
L
2026-03-14 · INT:You’re only served Once:Weber · #1 Doubles · 3.5 · with Andrew Ceisler
expectation pending — we’re still fetching an opponent’s record
5-7, 1-2
L
2026-02-28 · INT:You’re only served Once:Weber · #1 Doubles · 3.5 · with Jason Temerowski
expectation pending — we’re still fetching an opponent’s record
2-6, 4-6
L
2026-02-27 · INT:Mixed Nuts:Donnelly · #2 Doubles · 7.0 · with Jennifer Barahona mixed
doesn’t count toward your NTRP rating
4-6, 3-6
L
2026-02-15 · INT:You’re only served Once:Weber · #1 Doubles · 3.5 · with Jason Temerowski
expectation pending — we’re still fetching an opponent’s record
2-6, 0-6
W
2026-01-31 · INT:Mixed Nuts:Donnelly · #2 Doubles · 7.0 · with Makiko Coakley mixed
doesn’t count toward your NTRP rating
5-7, 6-4, 1-0
W
2026-01-24 · INT:Mixed Nuts:Donnelly · #1 Doubles · 7.0 · with Lisa Newfield mixed
doesn’t count toward your NTRP rating
6-4, 3-6, 1-0
W
2026-01-10 · INT:You’re only served Once:Weber · #1 Doubles · 3.5 · with Jason Temerowski
expectation pending — we’re still fetching an opponent’s record
6-4, 6-4
L
2026-01-02 · INT: Mixed Nuts:Donnelly · #3 Doubles · 7.0 · with Christina Mink mixed
doesn’t count toward your NTRP rating
3-6, 1-6
W
2025-12-07 · INT:You’re only served Once:Weber · #1 Doubles · 3.5 · with Jason Temerowski
expectation pending — we’re still fetching an opponent’s record
6-3, 6-3
Teams6 teams · 2025–2026
Over timerating by season, and how you rank
By level2 levels played
3.5
42.9%
9W–12L · 46.7% of games
7.0mixed
40%
2W–3L · 41.2% of games

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

By lineusually #1 Doubles, 62% of the time
#1 Doubles
62%
16 matches
#2 Doubles
35%
9 matches
#3 Doubles
4%
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.

Tennis is a perfect combination of violent action taking place in an atmosphere of total tranquillity.
Billie Jean King