H2H data updated: 2026-09-06 00:00 UTC

Jean Louis Haillet vs William Brown H2H: 0-1

William Brown holds a 1–0 lead over Jean Louis Haillet in their ATP head-to-head. Across 1 main-draw meeting, William Brown leads 1–0 on grass. Most recently, William Brown won the 1974 ASB Classic round of 32 6-4 6-3 6-1.

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Jean Louis Haillet
FRA Age 72 Right-Handed
H2H
0 – 1
1 main-draw meetings
William Brown
USA Age 81 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
William Brown 6-4 6-3 6-1 Jean Louis Haillet Match data Jan 10, 1974* R32 ASB Classic ATP 250 Grass

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
Jean Louis Haillet #725 #68 0 1,668 48 92 34.3% 0 0 0 0 0 0
William Brown #436 #86 0 1,555 28 81 25.7% 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 Jean Louis Haillet William Brown
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 1972 1–2 33.3% — 1,489 0 0 — — — — — — —
19 1973 4–11 26.7% #195 1,443 0 0 — — — — — — —
20 1974 3–9 25.0% #200 1,428 0 0 — — — — — — —
21 1975 0–4 0.0% #222 1,383 0 0 — — — — — — —
22 1976 8–10 44.4% #116 1,489 0 0 — — — — — — —
23 1977 9–16 36.0% #126 1,530 0 0 1968 2–6 25.0% — 1,442 0 0
24 1978 4–8 33.3% #180 1,530 0 0 1969 2–5 28.6% — 1,448 0 0
25 1979 15–12 55.6% #75 1,646 0 0 1970 1–7 12.5% — 1,425 0 0
26 1980 3–7 30.0% #255 1,576 0 0 1971 1–6 14.3% — 1,415 0 0
27 1981 0–8 0.0% — 1,440 0 0 1972 3–8 27.3% — 1,440 0 0
28 1982 1–3 25.0% — 1,431 0 0 1973 2–12 14.3% #224 1,409 0 0
29 1983 0–2 0.0% #349 1,413 0 0 1974 11–19 36.7% #86 1,549 0 0
30 — — — — — — — 1975 5–16 23.8% #165 1,485 0 0
31 — — — — — — — 1976 1–1 50.0% #239 1,511 0 0
32 — — — — — — — 1977 0–1 0.0% #366 1,492 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 Jean Louis Haillet William Brown
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 %
18 1972 1 1 2 50.0% — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
19 1973 0 1 1 0.0% 2 4 6 33.3% 2 6 8 25.0% — — — — — — — — — — — — — — — — — — — — —
20 1974 0 1 1 0.0% 1 2 3 33.3% 2 4 6 33.3% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
21 1975 — — — — 0 4 4 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
22 1976 1 1 2 50.0% 7 9 16 43.8% — — — — — — — — — — — — — — — — — — — — — — — — —
23 1977 4 3 7 57.1% 5 12 17 29.4% — — — — 0 1 1 0.0% 1968 — — — — 1 2 3 33.3% 1 4 5 20.0% — — — —
24 1978 1 1 2 50.0% 2 6 8 25.0% — — — — 1 1 2 50.0% 1969 2 2 4 50.0% 0 3 3 0.0% — — — — — — — —
25 1979 8 4 12 66.7% 7 8 15 46.7% — — — — — — — — 1970 0 5 5 0.0% — — — — 1 2 3 33.3% — — — —
26 1980 0 2 2 0.0% 1 4 5 20.0% — — — — 2 1 3 66.7% 1971 0 4 4 0.0% 1 1 2 50.0% — — — — 0 1 1 0.0%
27 1981 0 3 3 0.0% 0 3 3 0.0% — — — — 0 2 2 0.0% 1972 0 2 2 0.0% 0 1 1 0.0% 2 3 5 40.0% 1 2 3 33.3%
28 1982 1 1 2 50.0% 0 2 2 0.0% — — — — — — — — 1973 1 5 6 16.7% 1 1 2 50.0% 0 5 5 0.0% 0 1 1 0.0%
29 1983 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — 1974 1 3 4 25.0% 3 7 10 30.0% 3 4 7 42.9% 4 5 9 44.4%
30 — — — — — — — — — — — — — — — — — 1975 0 2 2 0.0% 2 6 8 25.0% 0 1 1 0.0% 3 7 10 30.0%
31 — — — — — — — — — — — — — — — — — 1976 1 1 2 50.0% — — — — — — — — — — — —
32 — — — — — — — — — — — — — — — — — 1977 — — — — 0 1 1 0.0% — — — — — — — —
Career — 16 19 35 45.7% 25 55 80 31.2% 4 11 15 26.7% 3 7 10 30.0% — 5 24 29 17.2% 8 22 30 26.7% 7 19 26 26.9% 8 16 24 33.3%

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 Jean Louis Haillet William Brown
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
18 1972 1489 97.8 — — — — — — — 33.3% -1.00 — — — +0.31 — — — — — — — — — — — — — — — —
19 1973 1443 104.9 — — — — — +91 +23 32.5% -1.25 2–4 (33%) 2–1 (67%) 99.1 +0.84 — — — — — — — — — — — — — — — —
20 1974 1428 99.7 — — — — +74 +91 +18 26.7% -1.57 3–2 (60%) 1–2 (33%) 102.0 +0.37 — — — — — — — — — — — — — — — —
21 1975 1384 95.9 — — — — — +73 — 20.0% -1.20 0–2 0–1 — +0.60 — — — — — — — — — — — — — — — —
22 1976 1490 115.1 — — — — — +47 — 42.9% -0.95 2–1 (67%) 3–1 (75%) 104.4 +1.20 — — — — — — — — — — — — — — — —
23 1977 1531 123.4 — — — — +20 -30 — 39.0% -0.71 3–6 (33%) 4–6 (40%) 96.6 +1.29 1968 1443 97.1 — — — — — +51 -1 31.6% -0.95 0–1 — — +0.02
24 1978 1530 122.4 — — — — +56 -45 — 38.7% -0.39 2–4 (33%) 0–2 — +0.61 1969 1449 101.9 — — — — +135 +5 — 29.4% -1.29 1–1 — — -0.32
25 1979 1646 128.8 — — — — +23 -86 — 50.0% -0.23 6–1 (86%) 8–5 (62%) 109.4 +1.23 1970 1426 102.9 — — — — +83 — +34 31.8% -1.32 0–3 (0%) — — +0.14
26 1980 1577 99.1 — — — — +54 -61 — 23.8% -2.19 1–1 2–1 (67%) — +1.35 1971 1415 98.5 — — — — +22 — — 21.4% -1.64 1–1 0–1 — +0.06
27 1981 1441 91.7 — — — — +89 +9 — 22.7% -1.55 0–4 (0%) 0–4 (0%) 90.3 +1.67 1972 1441 106.2 — — — — +6 — +72 37.0% -0.63 1–2 (33%) 1–3 (25%) 97.4 +0.30
28 1982 1432 103.6 — — — — — — — 27.3% -2.09 1–1 — — +0.46 1973 1410 107.0 — — — — +31 — +18 24.2% -1.79 1–2 (33%) 3–3 (50%) 99.0 +0.02
29 1983 1414 97.9 — — — — — — — 20.0% -2.60 0–1 1–0 — +0.16 1974 1550 114.9 — — — — -55 -68 -71 37.7% -1.26 1–3 (25%) 6–5 (55%) 99.7 +0.71
30 — — — — — — — — — — — — — — — — 1975 1486 110.8 — — — — -1 -31 — 28.8% -1.54 4–3 (57%) 4–4 (50%) 102.6 +1.07
31 — — — — — — — — — — — — — — — — 1976 1512 113.7 — — — — — — — 40.0% -0.20 1–0 1–0 — -0.37
32 — — — — — — — — — — — — — — — — 1977 1493 94.5 — — — — — — — 0.0% -3.00 — 0–1 — +0.28
Career — 1669 117.1 — — — — +43 -7 +21 36.4% -1.00 20–27 (43%) 21–23 (48%) 98.6 +7.21 — 1556 110.6 — — — — +11 -32 +2 31.5% -1.32 10–16 (38%) 15–17 (47%) 97.3 +1.80

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.