H2H data updated: 2026-10-18 00:00 UTC

Willem Prinsloo vs Warren Maher H2H: 0-1

Warren Maher holds a 1–0 lead over Willem Prinsloo in their ATP head-to-head. Across 1 main-draw meeting, Warren Maher leads 1–0 on clay. Most recently, Warren Maher won the 1979 Washington Open round of 64 3-6 6-1 6-2.

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Willem Prinsloo
RSA Left-Handed
H2H
0 – 1
1 main-draw meetings
Warren Maher
AUS Age 69 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Warren Maher 3-6 6-1 6-2 Willem Prinsloo Match data Jul 16, 1979* R64 Washington Open ATP 250 Clay

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Willem Prinsloo #332 #81 0 1,549 13 33 28.3% 0 0 0 0 0 0
Warren Maher — — — 1,548 — — — 0 0 0 0 0 0

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Willem Prinsloo Warren Maher
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1971 1–1 50.0% — 1,516 0 0 — — — — — — —
18 1972 0–1 0.0% — 1,488 0 0 — — — — — — —
21 1975 1–1 50.0% #282 1,491 0 0 — — — — — — —
22 1976 3–1 75.0% #154 1,547 0 0 — — — — — — —
23 1977 4–15 21.1% #97 1,502 0 0 — — — — — — —
24 1978 3–5 37.5% #122 1,501 0 0 — — — — — — —
25 1979 1–9 10.0% #265 1,428 0 0 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Willem Prinsloo Warren Maher
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
17 1971 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
18 1972 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
20 — — — — — — — — — — — — — — — — — 1977 — — — — — — — — 0 4 4 0.0% — — — —
21 1975 — — — — 1 1 2 50.0% — — — — — — — — 1978 — — — — — — — — 0 2 2 0.0% — — — —
22 1976 3 1 4 75.0% — — — — — — — — — — — — 1979 — — — — 4 5 9 44.4% 3 4 7 42.9% 0 1 1 0.0%
23 1977 1 1 2 50.0% 3 12 15 20.0% 0 2 2 0.0% — — — — 1980 0 6 6 0.0% 3 7 10 30.0% 1 2 3 33.3% 0 1 1 0.0%
24 1978 2 3 5 40.0% — — — — — — — — 1 2 3 33.3% 1981 — — — — 1 2 3 33.3% 0 1 1 0.0% 1 1 2 50.0%
25 1979 1 5 6 16.7% 0 3 3 0.0% — — — — 0 1 1 0.0% 1982 — — — — — — — — 2 1 3 66.7% — — — —
26 — — — — — — — — — — — — — — — — — 1983 — — — — — — — — 1 0 1 100.0% — — — —
Career — 8 12 20 40.0% 4 16 20 20.0% 0 2 2 0.0% 1 3 4 25.0% — 0 6 6 0.0% 8 14 22 36.4% 7 14 21 33.3% 1 3 4 25.0%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Willem Prinsloo Warren Maher
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
17 1971 1517 101.3 — — — — — — — 42.9% -0.71 — 0–1 — -0.26 — — — — — — — — — — — — — — — —
18 1972 1488 98.1 — — — — — — — 25.0% -0.75 — — — +0.04 — — — — — — — — — — — — — — — —
20 — — — — — — — — — — — — — — — — 1977 1462 110.6 — — — — — — +6 16.7% -1.92 0–1 0–3 (0%) — -0.08
21 1975 1491 103.0 — — — — — — — 60.0% +0.60 0–1 1–0 — +0.33 1978 1430 98.3 — — — — — — — 0.0% -2.80 — — — +0.39
22 1976 1547 115.5 — — — — +58 — — 66.7% +1.00 1–0 — — +0.34 1979 1538 124.6 — — — — — +44 -22 40.9% -0.43 2–1 (67%) 2–5 (29%) 99.4 +0.90
23 1977 1503 110.5 — — — — — +2 — 23.3% -2.23 1–2 (33%) 2–1 (67%) 101.4 +0.24 1980 1446 100.2 — — — — -24 +79 +64 25.0% -1.48 1–3 (25%) 1–1 — +1.64
24 1978 1501 102.5 — — — — +87 — — 36.8% -1.26 2–1 (67%) 2–0 — +1.33 1981 1462 99.9 — — — — — +61 — 33.3% -1.67 — 1–1 — +0.28
25 1979 1428 101.7 — — — — +79 +29 — 26.9% -1.69 0–5 (0%) — — +0.82 1982 1514 105.4 — — — — — — +15 66.7% +0.55 — — — +0.19
26 — — — — — — — — — — — — — — — — 1983 1541 99.5 — — — — — — — 60.0% -0.20 1–0 — — +0.11
Career — 1549 109.6 — — — — +78 +7 — 32.7% -1.41 4–9 (31%) 5–2 (71%) 97.4 +6.17 — 1549 111.9 — — — — -24 +62 +6 33.3% -1.06 4–5 (44%) 4–10 (29%) 95.4 +6.47

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.