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Doug Zeffer

Ann Arbor, MI
3.5S year-end 2025
i
Self-rated, or a medical appeal
12 matches · 4W–8L · seasons 2019–2023

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Match history12 matches
L
2023-01-29 · 4LIB-OBRIEN Mixed 40&O 7.0 SEM F1 · #3 Doubles · with Marci Walker
doesn’t count toward your NTRP rating
1-6, 0-6
W
Barbara Campbell / Manuel Fernandezmixed
2021-12-19 · #3 Doubles · 7.0 · with Deb Ladenheim
doesn’t count toward your NTRP rating
6-2, 7-6
W
2021-11-21 · #2 Doubles · 7.0 · with Susi Shaw
doesn’t count toward your NTRP rating
6-3, 7-5
L
Josef Lorenzi / Marji Litwinmixed
2021-11-07 · #3 Doubles · 7.0 · with Susi Shaw
doesn’t count toward your NTRP rating
6-0, 3-6, 0-1
L
Rommel Sagana / Douglas Quint
2019-07-22 · #3 Doubles · 3.5 · with Richard Witten
expectation pending — we’re still fetching an opponent’s record
4-6, 0-6
L
2019-07-17 · #2 Doubles · 3.5 · with Richard Witten
expectation pending — we’re still fetching an opponent’s record
3-6, 4-6
L
Brandon Rogers / David Lewis
2019-07-08 · #2 Doubles · 3.5 · with Michael Quail
expectation pending — we’re still fetching an opponent’s record
2-6, 4-6
L
2019-06-24 · #3 Doubles · 3.5 · with Richard Witten
expectation pending — we’re still fetching an opponent’s record
5-7, 2-6
W
Jonathan Jones / Andre Yastchenko
2019-06-19 · #2 Doubles · 3.5 · with Rajasekhar Jagarlamudi
expectation pending — we’re still fetching an opponent’s record
4-6, 6-4, 1-0
W
2019-06-10 · #3 Doubles · 3.5 · with Dennis Valenti
expectation pending — we’re still fetching an opponent’s record
6-4, 6-2
L
2019-05-29 · #2 Doubles · 3.5 · with Robert Swarts
expectation pending — we’re still fetching an opponent’s record
3-6, 1-6
L
Connor Flynn / Siu On Tung
2019-05-20 · #1 Doubles · 3.5 · with Michael Wynn
expectation pending — we’re still fetching an opponent’s record
2-6, 2-6
Where you rank locallyagainst everyone at your level
Teams2 teams · 2022–2023
4LIB-OBRIEN Mixed 40&O 7.0 SEM F1
2023 SEM WINTER MIXED 40 & OVER · 2023 70 MIXED 40 & OVER SEM F · 40+
2023
4VTC-FADEL 70 MIX 55&O SEM
2022 SEM MIX FALL 55 & OVER · 2022 SEM MIXED FALL 55 & OVER 7.0 · 55+
2022
Over timerating by season, and how you rank
By level2 levels played
3.5
25%
2W–6L · 38.2% of games
7.0mixed
2W–1L
not enough matches yet

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.

I don’t want to be somebody else. I want to be myself and win in my way.
Rafael Nadal