H2H data updated: 2026-09-07 00:00 UTC

Guillermo Perez-Roldan vs Jaime Oncins H2H: 1-0

Guillermo Perez-Roldan holds a 1–0 lead over Jaime Oncins in their ATP head-to-head. Across 1 main-draw meeting, Guillermo Perez-Roldan leads 1–0 on hard courts. Most recently, Guillermo Perez-Roldan won the 1991 Guaruja round of 32 6-4 2-6 7-6(8).

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

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Guillermo Perez-Roldan #43 6-4 2-6 7-6(8) Jaime Oncins #98 Match data Oct 24, 1991* R32 Guaruja ATP World Series → modern equivalent ATP 250 Hard

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
Guillermo Perez-Roldan #1,461 #13 1,222 1,932 236 129 64.7% 0 0 0 0 9 9
Jaime Oncins #1,034 #34 773 1,810 64 87 42.4% 0 0 0 0 2 2

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 Perez-Roldan Jaime Oncins
YrW-LWin %RankEloGSTitles YrW-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 1,836 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 1,470 0 0
20 1990 41–21 66.1% #14 1,789 0 6 1990 0–4 0.0% #113 1,442 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 27–19 58.7% #48 1,778 0 2
23 1993 19–11 63.3% #82 1,754 0 9 1993 11–23 32.4% #133 1,584 0 2
24 — — — — — — — 1994 1–7 12.5% #230 1,505 0 2
25 — — — — — — — 1995 1–2 33.3% #222 1,508 0 2
26 1996 1–6 14.3% #420 1,650 0 9 1996 0–2 0.0% #160 1,491 0 2
27 — — — — — — — 1997 0–6 0.0% #166 1,439 0 2
28 — — — — — — — 1998 1–2 33.3% #223 1,451 0 2
31 — — — — — — — 2001 0–1 0.0% #1031 1,438 0 2

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 Guillermo Perez-Roldan Jaime Oncins
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 %
16 1986 — — — — 9 7 16 56.3% — — — — — — — — — — — — — — — — — — — — — — — — —
17 1987 0 1 1 0.0% 40 14 54 74.1% — — — — — — — — — — — — — — — — — — — — — — — — —
18 1988 2 4 6 33.3% 41 14 55 74.5% — — — — 0 1 1 0.0% 1988 1 2 3 33.3% — — — — — — — — — — — —
19 1989 2 4 6 33.3% 31 12 43 72.1% — — — — — — — — 1989 0 1 1 0.0% — — — — — — — — 0 1 1 0.0%
20 1990 — — — — 41 19 60 68.3% — — — — 0 2 2 0.0% 1990 0 2 2 0.0% — — — — — — — — 0 2 2 0.0%
21 1991 3 3 6 50.0% 23 13 36 63.9% — — — — — — — — 1991 13 10 23 56.5% 7 5 12 58.3% 2 2 4 50.0% — — — —
22 1992 0 2 2 0.0% 24 16 40 60.0% — — — — — — — — 1992 12 11 23 52.2% 15 8 23 65.2% — — — — — — — —
23 1993 — — — — 19 11 30 63.3% — — — — — — — — 1993 4 7 11 36.4% 7 15 22 31.8% — — — — 0 1 1 0.0%
24 — — — — — — — — — — — — — — — — — 1994 1 2 3 33.3% 0 5 5 0.0% — — — — — — — —
25 — — — — — — — — — — — — — — — — — 1995 — — — — 1 2 3 33.3% — — — — — — — —
26 1996 — — — — 1 6 7 14.3% — — — — — — — — 1996 0 1 1 0.0% 0 1 1 0.0% — — — — — — — —
27 — — — — — — — — — — — — — — — — — 1997 0 3 3 0.0% 0 3 3 0.0% — — — — — — — —
28 — — — — — — — — — — — — — — — — — 1998 1 2 3 33.3% — — — — — — — — — — — —
31 — — — — — — — — — — — — — — — — — 2001 0 1 1 0.0% — — — — — — — — — — — —
Career — 7 14 21 33.3% 229 112 341 67.2% — — — — 0 3 3 0.0% — 32 42 74 43.2% 30 39 69 43.5% 2 2 4 50.0% 0 4 4 0.0%

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 Guillermo Perez-Roldan Jaime Oncins
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
16 1986 1590 122.7 — — — — — +35 — 55.0% +0.40 4–4 (50%) 0–1 — +1.20 — — — — — — — — — — — — — — — —
17 1987 1810 140.7 — — — — — +62 — 64.3% +0.99 13–4 (76%) 8–7 (53%) 106.8 +3.71 — — — — — — — — — — — — — — — —
18 1988 1837 152.0 — — — — -321 +113 — 65.8% +1.04 8–8 (50%) 12–5 (71%) 102.3 0.00 1988 1493 95.3 — — — — +23 — — 42.9% -1.86 0–1 3–0 (100%) — +0.30
19 1989 1809 142.5 — — — — -303 +105 — 61.3% +0.93 10–4 (71%) 8–5 (62%) 103.0 +0.62 1989 1471 95.4 — — — — — — — 0.0% -3.50 — — — +0.19
20 1990 1790 146.4 — — — — — +115 — 61.7% +0.72 14–4 (78%) 14–9 (61%) 105.9 +0.84 1990 1442 102.8 — — — — +19 — — 20.0% -2.00 0–2 — — -0.15
21 1991 1768 144.4 — — — — -256 +86 — 63.0% +1.03 7–6 (54%) 8–5 (62%) 100.4 +0.53 1991 1677 121.5 +0.13 +1.64 1.068 51.1% -83 -50 -66 55.6% +0.24 5–9 (36%) 5–4 (56%) 98.5 +1.89
22 1992 1647 130.7 — — — — — +96 — 57.1% +0.64 8–5 (62%) 8–6 (57%) 101.3 +3.10 1992 1778 131.6 -1.02 +2.52 1.052 50.9% -123 +21 — 58.1% +0.28 7–7 (50%) 11–3 (79%) 105.8 +1.08
23 1993 1755 138.4 — — — — — +70 — 59.4% +0.25 7–2 (78%) 11–2 (85%) 112.7 -0.09 1993 1584 130.7 -3.35 +1.16 0.920 48.2% +18 +63 — 39.3% -0.56 5–11 (31%) 2–9 (18%) 89.5 -0.21
24 — — — — — — — — — — — — — — — — 1994 1506 104.0 -2.79 -0.18 0.883 47.5% +74 +44 — 36.4% -0.86 0–6 (0%) 0–2 — +0.29
25 — — — — — — — — — — — — — — — — 1995 1509 108.4 +0.94 -0.26 0.977 49.5% — +44 — 33.3% -0.50 — — — -0.02
26 1996 1650 104.7 — — — — — +48 — 13.3% -2.40 — 0–1 — -0.23 1996 1491 108.9 +1.07 +2.59 0.821 45.2% — — — 28.6% -2.14 0–1 1–1 — -0.08
27 — — — — — — — — — — — — — — — — 1997 1439 112.1 -3.40 -1.77 0.729 43.8% +88 +85 — 13.3% -1.93 0–1 0–2 — -0.45
28 — — — — — — — — — — — — — — — — 1998 1451 107.4 -1.60 -1.30 0.730 43.1% +85 — — 33.3% -1.17 — 1–1 — -0.07
31 — — — — — — — — — — — — — — — — 2001 1438 100.2 +0.01 -0.73 0.903 49.0% — — — 33.3% -0.33 0–1 0–1 — +0.18
Career — 1933 147.3 — — — — -295 +91 — 61.1% +0.77 71–37 (66%) 69–41 (63%) 111.4 +2.65 — 1810 127.5 -1.35 +1.50 0.987 49.6% -49 +28 -66 47.0% -0.28 17–39 (30%) 23–23 (50%) 90.4 +1.95

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.