H2H data updated: 2026-09-06 00:00 UTC

Jaime Yzaga vs Ben Testerman H2H: 0-1

Ben Testerman holds a 1–0 lead over Jaime Yzaga in their ATP head-to-head. Across 1 main-draw meeting, Ben Testerman leads 1–0 on hard courts. Most recently, Ben Testerman won the 1987 Japan Open round of 64 6-3 6-7 7-6.

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Jaime Yzaga
PER Age 58 Right-Handed 170 cm / 5'7"
H2H
0 – 1
1 main-draw meetings
Ben Testerman
USA Age 64 Left-Handed 185 cm / 6'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Ben Testerman #93 6-3 6-7 7-6 Jaime Yzaga #73 Match data Apr 15, 1987* R64 Japan Open 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
Jaime Yzaga #381 #18 1,391 1,872 239 206 53.7% 0 0 0 1 7 8
Ben Testerman #640 #22 0 1,815 87 102 46.0% 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.

Age Jaime Yzaga Ben Testerman
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1985 4–3 57.1% #45 1,603 0 0 1979 0–1 0.0% #662 1,497 0 0
18 1986 19–18 51.4% #64 1,680 0 0 — — — — — — —
19 1987 23–20 53.5% #70 1,708 0 2 1981 6–9 40.0% — 1,555 0 0
20 1988 20–19 51.3% #65 1,715 0 3 1982 4–7 36.4% — 1,564 0 0
21 1989 32–16 66.7% #23 1,836 0 3 1983 8–16 33.3% #93 1,564 0 0
22 1990 18–20 47.4% #87 1,696 0 3 1984 24–19 55.8% #22 1,801 0 0
23 1991 24–17 58.5% #53 1,767 0 4 1985 17–18 48.6% #89 1,726 0 0
24 1992 26–19 57.8% #49 1,687 0 6 1986 8–11 42.1% #93 1,652 0 0
25 1993 30–21 58.8% #31 1,780 0 8 1987 20–21 48.8% #113 1,639 0 0
26 1994 28–27 50.9% #31 1,728 0 8 — — — — — — —
27 1995 13–24 35.1% #107 1,615 0 8 — — — — — — —
28 1996 2–2 50.0% #379 1,609 0 8 — — — — — — —

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 Jaime Yzaga Ben Testerman
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 %
17 1985 3 1 4 75.0% 1 2 3 33.3% — — — — — — — — 1979 — — — — 0 1 1 0.0% — — — — — — — —
18 1986 14 10 24 58.3% 3 6 9 33.3% — — — — 2 2 4 50.0% — — — — — — — — — — — — — — — — —
19 1987 16 11 27 59.3% 4 5 9 44.4% 2 3 5 40.0% 1 1 2 50.0% 1981 3 4 7 42.9% 3 4 7 42.9% — — — — 0 1 1 0.0%
20 1988 13 11 24 54.2% 7 5 12 58.3% 0 1 1 0.0% 0 2 2 0.0% 1982 1 3 4 25.0% 0 1 1 0.0% 3 2 5 60.0% 0 1 1 0.0%
21 1989 17 8 25 68.0% 14 7 21 66.7% — — — — 1 1 2 50.0% 1983 1 4 5 20.0% 1 4 5 20.0% 2 6 8 25.0% 4 2 6 66.7%
22 1990 5 9 14 35.7% 6 8 14 42.9% — — — — 7 3 10 70.0% 1984 4 8 12 33.3% 3 2 5 60.0% 8 5 13 61.5% 9 4 13 69.2%
23 1991 13 10 23 56.5% 7 3 10 70.0% 1 1 2 50.0% 3 3 6 50.0% 1985 7 8 15 46.7% — — — — 4 3 7 57.1% 6 7 13 46.2%
24 1992 15 11 26 57.7% 10 7 17 58.8% 1 1 2 50.0% — — — — 1986 6 8 14 42.9% — — — — 0 1 1 0.0% 2 2 4 50.0%
25 1993 17 12 29 58.6% 13 7 20 65.0% — — — — 0 2 2 0.0% 1987 13 14 27 48.1% — — — — 4 4 8 50.0% 3 3 6 50.0%
26 1994 12 12 24 50.0% 11 9 20 55.0% 1 1 2 50.0% 4 5 9 44.4% — — — — — — — — — — — — — — — — —
27 1995 7 9 16 43.8% 6 14 20 30.0% — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
28 1996 2 2 4 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 134 106 240 55.8% 82 73 155 52.9% 5 7 12 41.7% 18 20 38 47.4% — 35 49 84 41.7% 7 12 19 36.8% 21 21 42 50.0% 24 20 44 54.5%

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 Jaime Yzaga Ben Testerman
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
17 1985 1604 127.0 — — — — +43 -84 — 52.0% +0.20 3–1 (75%) 1–2 (33%) 102.8 +0.03 1979 1497 100.7 — — — — — — — 0.0% -2.00 — — — -0.23
18 1986 1681 130.9 — — — — +49 -160 — 49.5% -0.15 8–3 (73%) 7–6 (54%) 106.0 +0.57 — — — — — — — — — — — — — — — —
19 1987 1709 133.4 — — — — +42 -156 -163 53.0% +0.35 9–9 (50%) 8–10 (44%) 100.2 +2.01 1981 1556 123.5 — — — — +19 -2 — 44.4% -0.25 2–2 (50%) 1–4 (20%) 99.0 +0.59
20 1988 1715 134.9 — — — — +11 -83 — 52.5% +0.03 3–8 (27%) 7–5 (58%) 97.1 +0.01 1982 1565 115.1 — — — — -41 — +32 45.5% -0.42 2–4 (33%) 3–3 (50%) 98.1 +0.38
21 1989 1836 138.2 — — — — -32 -65 — 58.0% +0.28 8–2 (80%) 11–4 (73%) 110.3 -0.30 1983 1565 127.5 — — — — -11 -40 +27 42.2% -0.56 2–9 (18%) 5–6 (45%) 95.1 +0.02
22 1990 1696 124.9 — — — — -9 +28 — 47.9% -0.10 6–7 (46%) 5–11 (31%) 91.1 +1.56 1984 1802 143.1 — — — — -101 -211 -63 54.7% +0.27 8–8 (50%) 7–11 (39%) 102.2 -1.46
23 1991 1767 145.9 -0.71 +2.47 1.039 50.7% +7 +8 — 58.4% +0.56 3–2 (60%) 6–1 (86%) 106.0 -0.27 1985 1726 126.9 — — — — -59 — +56 47.9% -0.11 8–5 (62%) 11–14 (44%) 100.9 +2.29
24 1992 1687 132.9 -1.49 +1.25 0.978 49.5% +49 +44 — 52.6% +0.03 11–4 (73%) 16–10 (62%) 108.0 +0.96 1986 1652 120.1 — — — — -17 — — 40.0% -0.20 3–3 (50%) 3–9 (25%) 95.1 +0.28
25 1993 1780 138.8 +0.23 +2.83 1.091 51.6% +2 -25 — 54.6% +0.25 12–9 (57%) 17–10 (63%) 105.5 +0.39 1987 1639 133.3 — — — — +1 — +98 48.6% -0.21 9–10 (47%) 15–10 (60%) 100.3 +0.05
26 1994 1729 142.4 -2.33 +1.95 0.961 49.2% +8 +57 — 51.0% -0.09 12–13 (48%) 14–8 (64%) 100.2 -0.52 — — — — — — — — — — — — — — — —
27 1995 1615 133.1 -2.92 +0.69 0.900 47.9% +78 +30 — 38.8% -0.62 8–9 (47%) 6–10 (38%) 96.1 -0.42 — — — — — — — — — — — — — — — —
28 1996 1610 108.4 -1.35 -0.59 0.868 47.4% +67 — — 44.4% -0.78 — — — +0.30 — — — — — — — — — — — — — — — —
Career — 1872 141.9 -1.43 +1.83 0.991 49.8% +19 -19 -163 51.8% +0.06 83–67 (55%) 98–77 (56%) 106.1 +0.97 — 1815 136.3 — — — — -36 -75 +18 47.6% -0.15 34–41 (45%) 45–57 (44%) 95.9 +1.02

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.