H2H data updated: 2026-10-25 00:00 UTC

Onny Parun vs Hans Joachim Ploetz H2H: 1-0

Onny Parun holds a 1–0 lead over Hans Joachim Ploetz in their ATP head-to-head. Across 1 main-draw meeting, Onny Parun leads 1–0 on grass. Most recently, Onny Parun won the 1971 Wimbledon round of 64 6-0 6-2 6-2.

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Onny Parun
NZL Age 79 Right-Handed 188 cm / 6'2"
H2H
1 – 0
1 main-draw meetings
Hans Joachim Ploetz
GER Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Onny Parun 6-0 6-2 6-2 Hans Joachim Ploetz Match data Jun 25, 1971* R64 Wimbledon Grand Slam 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
Onny Parun #398 #19 0 1,990 374 340 52.4% 0 0 0 0 6 6
Hans Joachim Ploetz #281 #65 0 1,645 73 98 42.7% 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.

Onny Parun Hans Joachim Ploetz
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 13–16 44.8% — 1,563 0 0 1968 15–12 55.6% — 1,523 0 0
1969 13–22 37.1% — 1,578 0 0 1969 18–16 52.9% — 1,600 0 0
1970 18–20 47.4% — 1,597 0 0 1970 12–18 40.0% — 1,596 0 0
1971 26–24 52.0% — 1,686 0 0 1971 2–5 28.6% — 1,559 0 0
1972 39–36 52.0% — 1,705 0 0 1972 2–5 28.6% — 1,526 0 0
1973 49–43 53.3% #40 1,733 0 1 1973 2–5 28.6% — 1,508 0 0
1974 76–36 67.9% #25 1,946 0 3 1974 5–9 35.7% #95 1,563 0 0
1975 65–31 67.7% #26 1,888 0 4 1975 15–18 45.5% #76 1,614 0 0
1976 38–23 62.3% #29 1,843 0 6 1976 2–10 16.7% #185 1,514 0 0
1977 13–27 32.5% #89 1,631 0 6 — — — — — — —
1978 1–14 6.7% #210 1,504 0 6 — — — — — — —
1979 3–15 16.7% #214 1,429 0 6 — — — — — — —
1980 15–19 44.1% #96 1,597 0 6 — — — — — — —
1981 5–13 27.8% #99 1,529 0 6 — — — — — — —
1982 0–1 0.0% — 1,515 0 6 — — — — — — —

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.

Onny Parun Hans Joachim Ploetz
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 1 1 2 50.0% 2 7 9 22.2% 9 7 16 56.3% 1 1 2 50.0% 1968 5 4 9 55.6% 8 5 13 61.5% 0 2 2 0.0% 2 1 3 66.7%
1969 2 5 7 28.6% 3 8 11 27.3% 8 8 16 50.0% 0 1 1 0.0% 1969 4 4 8 50.0% 8 7 15 53.3% 3 2 5 60.0% 3 3 6 50.0%
1970 4 4 8 50.0% 9 10 19 47.4% 3 4 7 42.9% 2 2 4 50.0% 1970 0 3 3 0.0% 10 10 20 50.0% 2 2 4 50.0% 0 3 3 0.0%
1971 11 11 22 50.0% 6 8 14 42.9% 8 4 12 66.7% 1 1 2 50.0% 1971 — — — — 1 4 5 20.0% 1 1 2 50.0% — — — —
1972 2 8 10 20.0% 16 14 30 53.3% 11 6 17 64.7% 10 8 18 55.6% 1972 1 1 2 50.0% 0 1 1 0.0% 1 3 4 25.0% — — — —
1973 15 15 30 50.0% 8 11 19 42.1% 21 7 28 75.0% 5 10 15 33.3% 1973 — — — — 0 1 1 0.0% 2 4 6 33.3% — — — —
1974 17 8 25 68.0% 35 12 47 74.5% 17 10 27 63.0% 7 6 13 53.8% 1974 — — — — 5 8 13 38.5% 0 1 1 0.0% — — — —
1975 14 5 19 73.7% 32 15 47 68.1% 7 2 9 77.8% 12 9 21 57.1% 1975 — — — — 14 17 31 45.2% — — — — 1 1 2 50.0%
1976 11 3 14 78.6% 18 12 30 60.0% 3 1 4 75.0% 6 7 13 46.2% 1976 0 3 3 0.0% 2 6 8 25.0% 0 1 1 0.0% — — — —
1977 2 5 7 28.6% 8 10 18 44.4% 3 4 7 42.9% 0 8 8 0.0% — — — — — — — — — — — — — — — — —
1978 1 2 3 33.3% 0 10 10 0.0% 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1979 0 7 7 0.0% 2 6 8 25.0% 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
1980 8 8 16 50.0% 3 7 10 30.0% 3 3 6 50.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
1981 3 2 5 60.0% 1 7 8 12.5% 1 4 5 20.0% — — — — — — — — — — — — — — — — — — — — —
1982 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career 91 85 176 51.7% 143 137 280 51.1% 95 62 157 60.5% 45 56 101 44.6% Career 10 15 25 40.0% 48 59 107 44.9% 9 16 25 36.0% 6 8 14 42.9%

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.

Onny Parun Hans Joachim Ploetz
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 1564 110.6 — — — — -9 -142 +80 52.6% -0.07 4–9 (31%) — — -0.25 1968 1524 101.0 — — — — +24 +27 — 46.0% -0.57 4–1 (80%) — — +0.30
1969 1578 108.4 — — — — -30 -201 +65 39.1% -0.60 6–7 (46%) — — -0.53 1969 1601 114.3 — — — — -8 -13 -51 50.0% +0.09 7–5 (58%) — — +1.53
1970 1598 117.6 — — — — +50 -98 -14 48.3% -0.18 5–3 (63%) 2–2 (50%) 103.3 +1.24 1970 1597 116.8 — — — — -108 +24 -49 37.7% -0.62 4–2 (67%) — — -0.08
1971 1686 128.0 — — — — -45 -174 +79 51.6% +0.21 2–7 (22%) 5–10 (33%) 93.6 +1.56 1971 1559 105.3 — — — — — +5 — 37.5% -1.58 0–1 0–1 — +0.29
1972 1706 125.9 — — — — -55 -52 +95 50.8% +0.31 10–9 (53%) 6–15 (29%) 97.4 +2.95 1972 1527 106.3 — — — — — — +18 31.6% -1.37 1–2 (33%) 1–1 — +0.12
1973 1733 138.7 — — — — -5 -117 +242 53.0% +0.37 12–13 (48%) 13–20 (39%) 94.3 -0.93 1973 1509 106.9 — — — — — — +2 12.5% -2.37 — — — -0.48
1974 1946 147.2 — — — — -20 -9 -71 62.6% +0.83 19–14 (58%) 18–10 (64%) 106.8 +1.02 1974 1563 120.7 — — — — — +8 — 37.5% -0.82 3–2 (60%) 3–0 (100%) 105.8 -0.62
1975 1889 140.3 — — — — +1 +50 -4 58.8% +0.55 27–4 (87%) 13–14 (48%) 110.4 +0.28 1975 1615 117.5 — — — — — 0 — 44.7% -0.47 6–4 (60%) 4–5 (44%) 103.7 +3.27
1976 1844 142.1 — — — — +61 +38 +88 60.0% +0.35 10–5 (67%) 19–9 (68%) 108.6 +0.73 1976 1515 102.4 — — — — -53 +33 — 22.6% -1.74 1–2 (33%) — — +0.60
1977 1631 137.9 — — — — +90 +96 +207 40.0% -0.57 5–10 (33%) 7–8 (47%) 92.3 -2.17 — — — — — — — — — — — — — — — —
1978 1504 119.8 — — — — +170 +86 — 23.1% -1.85 0–6 (0%) 2–4 (33%) 90.9 -0.08 — — — — — — — — — — — — — — — —
1979 1429 103.3 — — — — +100 +116 — 19.5% -1.76 0–1 0–6 (0%) — +1.15 — — — — — — — — — — — — — — — —
1980 1598 128.8 — — — — +25 -79 +188 47.3% -0.08 6–9 (40%) 7–8 (47%) 98.9 +0.57 — — — — — — — — — — — — — — — —
1981 1529 117.5 — — — — +118 -85 +178 22.2% -1.42 2–0 0–6 (0%) — -0.41 — — — — — — — — — — — — — — — —
1982 1515 100.7 — — — — — — — 33.3% -1.00 0–1 — — +0.11 — — — — — — — — — — — — — — — —
Career 1991 136.8 — — — — +8 -23 +87 51.4% +0.14 108–98 (52%) 92–112 (45%) 97.3 +0.75 Career 1645 115.7 — — — — -18 +10 -19 40.4% -0.69 26–19 (58%) 8–7 (53%) 108.8 +2.95

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.