H2H data updated: 2026-07-14 02:15 UTC

Guillermo Perez-Roldan vs J. Oncins H2H: 1-0

Compare the head-to-head record, career totals, season-by-season performance, and match log for Guillermo Perez-Roldan vs J. Oncins.

Browse and filter notable rivalries

Guillermo Perez-Roldan
ARG Age 56 Right-Handed 178 cm / 5'10"
H2H
1 – 0
1 main draw meetings
J. Oncins
BRA Age 56 Right-Handed 196 cm / 6'5"

Career Comparison

MetricGuillermo Perez-RoldanJ. Oncins
Peak Ranking #13 #34
Peak Points 1,222 773
Peak Elo 1,932 1,796
Singles W-L 236–129 61–86
Win % 64.7% 41.5%
Grand Slam titles 0 0
Masters 1000 titles 0 0
ATP Finals titles 0 0
ATP 500 titles 0 0
ATP 250 titles 9 2
Total titles 9 2
Age Guillermo Perez-Roldan J. Oncins
SeasonW-LWin %RankEloGSTitles SeasonW-LWin %RankEloGSTitles
16 1986 9–7 56.2% #109 1,590 0 0 — — — — — — —
17 1987 40–15 72.7% #19 1,809 0 3 — — — — — — —
18 1988 43–19 69.4% #18 1,835 0 4 1988 1–2 33.3% #314 1,493 0 0
19 1989 33–16 67.3% #32 1,808 0 5 1989 0–2 0.0% #263 1,471 0 0
20 1990 41–21 66.1% #14 1,788 0 6 1990 0–4 0.0% #113 1,443 0 0
21 1991 26–16 61.9% #40 1,767 0 7 1991 22–17 56.4% #64 1,677 0 0
22 1992 24–18 57.1% #50 1,646 0 8 1992 24–18 57.1% #48 1,765 0 2
23 1993 19–11 63.3% #82 1,755 0 9 1993 11–23 32.4% #133 1,578 0 2
24 — — — — — — — 1994 1–7 12.5% #230 1,502 0 2
25 — — — — — — — 1995 1–2 33.3% #222 1,505 0 2
26 1996 1–6 14.3% #420 1,650 0 9 1996 0–2 0.0% #160 1,488 0 2
27 — — — — — — — 1997 0–6 0.0% #166 1,436 0 2
28 — — — — — — — 1998 1–2 33.3% #223 1,448 0 2
31 — — — — — — — 2001 0–1 0.0% #1031 1,435 0 2

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Oct 24, 1991* Guaruja ATP 250 R32 Hard Guillermo Perez-Roldan #43 6-4 2-6 7-6(8) J. Oncins #98 Match data