H2H data updated: 2026-10-20 00:00 UTC

Karl Meiler vs U Unknown H2H: 1-0

Karl Meiler holds a 1–0 lead over U Unknown in their ATP head-to-head. Across 1 main-draw meeting, Karl Meiler leads 1–0 on clay. Most recently, Karl Meiler won the 1970 Monte-Carlo Masters round of 64 UNK.

GER Right-Handed 178 cm / 5'10"
H2H
1 – 0
1 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Karl Meiler UNK U Unknown Match data Apr 15, 1970* R64 Monte-Carlo Masters 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
Karl Meiler #920 #20 0 1,903 252 190 57.0% 0 0 0 0 4 4
U Unknown — — — 1,500 — — — 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.

Karl Meiler U Unknown
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 5–3 62.5% — 1,557 0 0 — — — — — — —
1970 5–6 45.5% — 1,557 0 0 — — — — — — —
1971 1–5 16.7% — 1,503 0 0 — — — — — — —
1972 16–6 72.7% — 1,735 0 1 — — — — — — —
1973 45–27 62.5% #32 1,808 0 1 — — — — — — —
1974 42–26 61.8% #67 1,780 0 3 — — — — — — —
1975 47–24 66.2% #31 1,844 0 3 — — — — — — —
1976 26–23 53.1% #54 1,823 0 3 — — — — — — —
1977 34–22 60.7% #34 1,773 0 4 — — — — — — —
1978 8–12 40.0% #127 1,693 0 4 — — — — — — —
1979 8–9 47.1% #169 1,652 0 4 — — — — — — —
1980 0–4 0.0% #238 1,602 0 4 — — — — — — —
1981 3–6 33.3% — 1,575 0 4 — — — — — — —
1982 5–9 35.7% — 1,553 0 4 — — — — — — —
1983 4–6 40.0% #142 1,562 0 4 — — — — — — —
1984 2–1 66.7% #180 1,587 0 4 — — — — — — —
1985 1–1 50.0% #452 1,590 0 4 — — — — — — —

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Karl Meiler U Unknown
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 %
1968 — — — — 2 2 4 50.0% — — — — 3 1 4 75.0% 1968 — — — — 0 3 3 0.0% — — — — 0 1 1 0.0%
1970 — — — — 5 6 11 45.5% — — — — — — — — 1969 — — — — 2 17 19 10.5% 0 2 2 0.0% — — — —
1971 — — — — 1 4 5 20.0% 0 1 1 0.0% — — — — 1970 0 2 2 0.0% 1 9 10 10.0% 0 2 2 0.0% — — — —
1972 — — — — 10 3 13 76.9% 6 3 9 66.7% — — — — 1971 0 2 2 0.0% 0 4 4 0.0% — — — — 0 2 2 0.0%
1973 16 8 24 66.7% 12 8 20 60.0% 11 7 18 61.1% 6 4 10 60.0% 1972 0 1 1 0.0% — — — — — — — — 0 1 1 0.0%
1974 4 4 8 50.0% 9 9 18 50.0% 2 5 7 28.6% 27 8 35 77.1% 1973 — — — — 0 1 1 0.0% 0 1 1 0.0% — — — —
1975 10 5 15 66.7% 24 11 35 68.6% 0 1 1 0.0% 13 7 20 65.0% 1974 — — — — — — — — 0 3 3 0.0% — — — —
1976 — — — — 20 14 34 58.8% 2 1 3 66.7% 4 8 12 33.3% 1975 — — — — 0 1 1 0.0% — — — — — — — —
1977 11 6 17 64.7% 13 11 24 54.2% 8 4 12 66.7% 2 1 3 66.7% 1980 — — — — — — — — 0 8 8 0.0% — — — —
1978 4 4 8 50.0% 2 6 8 25.0% — — — — 2 2 4 50.0% — — — — — — — — — — — — — — — — —
1979 4 5 9 44.4% 4 3 7 57.1% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
1980 0 1 1 0.0% 0 3 3 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
1981 1 3 4 25.0% 0 2 2 0.0% — — — — 2 1 3 66.7% — — — — — — — — — — — — — — — — —
1982 2 4 6 33.3% 3 3 6 50.0% — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
1983 1 1 2 50.0% 3 4 7 42.9% — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1984 — — — — 2 1 3 66.7% — — — — — — — — — — — — — — — — — — — — — — — — —
1985 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career 54 42 96 56.2% 110 90 200 55.0% 29 23 52 55.8% 59 35 94 62.8% Career 0 5 5 0.0% 3 35 38 7.9% 0 16 16 0.0% 0 4 4 0.0%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Karl Meiler U Unknown
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
1968 1558 115.1 — — — — +30 -6 — 56.5% +0.96 2–1 (67%) — — +0.11 1968 1441 99.5 — — — — — +9 — 33.3% -0.67 0–1 — — +0.11
1970 1557 112.1 — — — — — +3 — 37.5% -0.54 1–1 — — +0.20 1969 1338 101.0 — — — — — -53 — 33.3% -1.44 1–1 — — -0.53
1971 1503 110.6 — — — — — +11 — 38.5% -0.73 0–2 — — +0.20 1970 1316 101.3 — — — — — -35 — 20.0% -2.25 — — — -0.25
1972 1735 126.8 — — — — — +25 -133 63.0% +0.77 6–2 (75%) 2–2 (50%) 105.3 +1.06 1971 1285 107.5 — — — — +165 -28 — 14.3% -2.86 0–1 0–1 — +0.10
1973 1809 138.9 — — — — +46 -41 -109 60.3% +0.58 7–7 (50%) 13–10 (57%) 102.0 +1.52 1972 1277 102.8 — — — — — — — 20.0% -1.40 0–1 0–1 — +0.12
1974 1781 134.0 — — — — +117 -41 -181 59.3% +0.67 10–9 (53%) 11–6 (65%) 100.6 +5.87 1973 1273 99.8 — — — — — — — 33.3% -1.33 0–1 0–1 — -0.03
1975 1844 144.1 — — — — -10 +47 — 61.6% +0.81 11–8 (58%) 11–10 (52%) 98.8 +3.63 1974 1270 101.0 — — — — — — — 0.0% -2.50 — — — +0.02
1976 1824 149.0 — — — — -81 +47 -190 51.8% +0.07 7–7 (50%) 7–1 (88%) 104.5 -2.00 1975 1270 108.0 — — — — — — — 0.0% -3.50 — — — -0.08
1977 1773 135.9 — — — — +35 -4 -72 56.8% +0.40 8–7 (53%) 13–8 (62%) 101.8 +2.77 1980 1224 — — — — — — — +174 — — — — — +0.59
1978 1693 122.2 — — — — +91 -46 — 44.4% -0.31 2–3 (40%) 1–2 (33%) 95.9 +0.55 — — — — — — — — — — — — — — — —
1979 1652 122.6 — — — — +81 -3 — 46.3% -0.10 2–2 (50%) 1–1 — +1.30 — — — — — — — — — — — — — — — —
1980 1603 103.9 — — — — — -2 — 11.1% -2.11 0–1 0–1 — -0.31 — — — — — — — — — — — — — — — —
1981 1576 109.5 — — — — +96 — — 36.4% -0.91 2–2 (50%) 1–2 (33%) 99.2 +0.89 — — — — — — — — — — — — — — — —
1982 1554 114.0 — — — — +51 +20 — 45.7% -0.14 1–6 (14%) 2–3 (40%) 93.9 +1.04 — — — — — — — — — — — — — — — —
1983 1563 111.8 — — — — +37 +9 — 41.7% -0.79 1–2 (33%) 1–1 — +0.18 — — — — — — — — — — — — — — — —
1984 1588 108.2 — — — — — +18 — 71.4% +0.57 0–1 2–0 — +0.09 — — — — — — — — — — — — — — — —
1985 1591 101.0 — — — — — — — 50.0% -1.34 1–1 — — +0.20 — — — — — — — — — — — — — — — —
Career 1903 139.9 — — — — +49 +9 -120 55.3% +0.34 61–62 (50%) 65–47 (58%) 101.6 +3.96 Career 1500 106.0 — — — — +165 -40 +174 24.6% -1.87 1–5 (17%) 0–3 (0%) 94.0 +0.09

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.