H2H data updated: 2026-07-18 02:15 UTC

Guillermo Vilas vs Onny Parun H2H: 8-2

Guillermo Vilas holds a 8–2 lead over Onny Parun in their ATP head-to-head. Across 10 main-draw meetings, Guillermo Vilas leads 5–1 on clay and 2–0 on hard courts. Most recently, Guillermo Vilas won the 1979 US Open first round 6-1 6-2 7-6.

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Guillermo Vilas
ARG Age 73 Left-Handed 180 cm / 5'11"
H2H
8 – 2
10 main draw meetings
Onny Parun
NZL Age 79 Right-Handed 188 cm / 6'2"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Aug 30, 1979* US Open Grand Slam R128 Hard Guillermo Vilas #6 6-1 6-2 7-6 Onny Parun #210 Match data
May 31, 1978* Roland Garros Grand Slam R128 Clay Guillermo Vilas #2 6-0 6-4 6-0 Onny Parun #146 Match data
Dec 1, 1977* Johannesburg Wct ATP 250 R32 Hard Guillermo Vilas #2 1-6 6-2 7-5 Onny Parun #89 Match data
Aug 23, 1976* Toronto Masters 1000 QF Clay Guillermo Vilas #3 6-4 6-7 6-2 Onny Parun #27 Match data
Jun 15, 1975* Roland Garros Grand Slam QF Clay Guillermo Vilas #3 6-2 6-2 7-6 Onny Parun #20 Match data
May 31, 1975* Rome Masters 1000 QF Clay Guillermo Vilas #2 6-3 6-1 Onny Parun #20 Match data
Dec 10, 1974 Masters ATP Finals RR Grass Guillermo Vilas #9 7-5 3-6 11-9 Onny Parun #29 Match data
Feb 14, 1974* Bologna Wct ATP 250 R32 Carpet Onny Parun #40 (def.) Guillermo Vilas #31 Match data
Aug 17, 1972* Montreal / Toronto Masters 1000 R32 Clay Guillermo Vilas 6-1 7-5 Onny Parun Match data
Aug 3, 1972* Tanglewood ATP 250 R16 Clay Onny Parun 7-6 6-3 Guillermo Vilas Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Guillermo Vilas #1,186 #2 47 2,338 898 282 76.1% 4 3 1 0 55 63
Onny Parun #398 #18 0 1,990 375 342 52.3% 0 0 0 0 6 6

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 Guillermo Vilas Onny Parun
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1968 1–1 50.0% — 1,507 0 0 — — — — — — —
16 1969 3–3 50.0% — 1,549 0 0 — — — — — — —
17 1970 2–4 33.3% — 1,533 0 0 — — — — — — —
18 1971 1–1 50.0% — 1,538 0 0 — — — — — — —
19 1972 18–15 54.5% — 1,693 0 0 — — — — — — —
20 1973 24–14 63.2% #31 1,851 0 1 — — — — — — —
21 1974 88–22 80.0% #5 2,171 0 8 1968 13–16 44.8% — 1,561 0 0
22 1975 87–18 82.9% #2 2,129 0 13 1969 13–22 37.1% — 1,581 0 0
23 1976 82–20 80.4% #6 2,079 0 19 1970 19–21 47.5% — 1,586 0 0
24 1977 128–15 89.5% #2 2,303 2 35 1971 26–24 52.0% — 1,689 0 0
25 1978 61–8 88.4% #3 2,216 3 42 1972 39–36 52.0% — 1,703 0 0
26 1979 70–21 76.9% #6 2,087 4 46 1973 49–43 53.3% #40 1,731 0 1
27 1980 67–17 79.8% #4 2,050 4 50 1974 76–37 67.3% #25 1,945 0 3
28 1981 64–16 80.0% #6 2,035 4 53 1975 65–31 67.7% #26 1,889 0 4
29 1982 70–16 81.4% #4 2,014 4 60 1976 38–23 62.3% #29 1,816 0 6
30 1983 51–17 75.0% #11 1,947 4 63 1977 13–27 32.5% #149 1,624 0 6
31 1984 17–14 54.8% #28 1,791 4 63 1978 1–14 6.7% #210 1,499 0 6
32 1985 17–14 54.8% #39 1,767 4 63 1979 3–15 16.7% #214 1,426 0 6
33 1986 18–12 60.0% #22 1,760 4 63 1980 15–19 44.1% #96 1,595 0 6
34 1987 16–13 55.2% #71 1,717 4 63 1981 5–13 27.8% #99 1,535 0 6
35 1988 11–15 42.3% #126 1,630 4 63 1982 0–1 0.0% #200 1,522 0 6
36 1989 2–4 33.3% #408 1,601 4 63 — — — — — — —
39 1992 0–2 0.0% #463 1,577 4 63 — — — — — — —