H2H data updated: 2026-09-03 00:00 UTC

Derek Tarr vs Alejandro Ganzabal H2H: 0-1

Alejandro Ganzabal holds a 1–0 lead over Derek Tarr in their ATP head-to-head. Across 1 main-draw meeting, Alejandro Ganzabal leads 1–0 on clay. Most recently, Alejandro Ganzabal won the 1984 North Conway round of 32 3-6 7-6 6-1.

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Derek Tarr
USA Age 66 Left-Handed 185 cm / 6'1"
H2H
0 – 1
1 main draw meetings
Alejandro Ganzabal
ARG Age 66 Right-Handed 180 cm / 5'11"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Alejandro Ganzabal #171 3-6 7-6 6-1 Derek Tarr #101 Match data Aug 2, 1984* R32 North Conway ATP 250 Clay

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
Derek Tarr #1,043 #87 1 1,572 18 40 31.0% 0 0 0 0 0 0
Alejandro Ganzabal #599 #58 0 1,663 46 64 41.8% 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 Derek Tarr Alejandro Ganzabal
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 — — — — — — — 1976 0–1 0.0% — 1,491 0 0
20 — — — — — — — 1980 0–1 0.0% #215 1,482 0 0
21 1981 0–1 0.0% — 1,494 0 0 1981 3–4 42.9% — 1,534 0 0
22 1982 3–10 23.1% — 1,472 0 0 1982 15–15 50.0% #90 1,587 0 0
23 1983 5–8 38.5% #97 1,519 0 0 1983 9–13 40.9% #99 1,580 0 0
24 1984 6–12 33.3% #159 1,548 0 0 1984 9–7 56.2% #63 1,649 0 0
25 1985 1–4 20.0% #215 1,525 0 0 1985 7–17 29.2% #207 1,537 0 0
26 1986 1–1 50.0% #188 1,539 0 0 1986 3–5 37.5% #141 1,519 0 0
27 1987 2–4 33.3% #235 1,518 0 0 1987 0–1 0.0% #411 1,502 0 0

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 Derek Tarr Alejandro Ganzabal
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 — — — — — — — — — — — — — — — — — 1976 — — — — 0 1 1 0.0% — — — — — — — —
20 — — — — — — — — — — — — — — — — — 1980 — — — — 0 1 1 0.0% — — — — — — — —
21 1981 0 1 1 0.0% — — — — — — — — — — — — 1981 — — — — 3 4 7 42.9% — — — — — — — —
22 1982 1 3 4 25.0% 2 4 6 33.3% 0 3 3 0.0% — — — — 1982 — — — — 15 14 29 51.7% — — — — 0 1 1 0.0%
23 1983 2 3 5 40.0% 3 5 8 37.5% — — — — — — — — 1983 2 1 3 66.7% 7 12 19 36.8% — — — — — — — —
24 1984 2 2 4 50.0% 3 8 11 27.3% 1 2 3 33.3% — — — — 1984 — — — — 9 7 16 56.3% — — — — — — — —
25 1985 0 2 2 0.0% 1 2 3 33.3% — — — — — — — — 1985 0 2 2 0.0% 7 15 22 31.8% — — — — — — — —
26 1986 — — — — 1 1 2 50.0% — — — — — — — — 1986 — — — — 3 5 8 37.5% — — — — — — — —
27 1987 1 2 3 33.3% 1 2 3 33.3% — — — — — — — — 1987 0 1 1 0.0% — — — — — — — — — — — —
Career — 6 13 19 31.6% 11 22 33 33.3% 1 5 6 16.7% — — — — — 2 4 6 33.3% 44 59 103 42.7% — — — — 0 1 1 0.0%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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 Derek Tarr Alejandro Ganzabal
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 — — — — — — — — — — — — — — — — 1976 1491 99.6 — — — — — — — 0.0% -3.00 — — — +0.01
20 — — — — — — — — — — — — — — — — 1980 1482 102.6 — — — — — — — 33.3% -0.67 0–1 — — 0.00
21 1981 1494 104.3 — — — — — — — 25.0% -3.75 — 1–0 — -0.13 1981 1535 118.5 — — — — — +23 — 42.1% -0.79 1–0 2–1 (67%) — +0.26
22 1982 1472 125.9 — — — — +61 +47 +30 36.8% -0.82 1–5 (17%) 0–1 — -0.14 1982 1588 129.5 — — — — — +52 — 50.0% -0.09 7–6 (54%) 4–6 (40%) — +2.69
23 1983 1520 123.0 — — — — +15 +29 — 41.2% -0.71 1–2 (33%) 1–2 (33%) — -0.04 1983 1580 121.7 — — — — -15 +17 — 38.2% -0.67 7–3 (70%) 2–6 (25%) — +0.03
24 1984 1549 123.2 — — — — +10 -8 -38 34.1% -0.98 1–3 (25%) 2–3 (40%) — -0.68 1984 1650 124.7 — — — — — +22 — 55.3% +0.18 5–3 (63%) 6–3 (67%) — +0.54
25 1985 1525 109.0 — — — — — +4 — 30.8% -0.93 1–2 (33%) 2–3 (40%) — +0.05 1985 1537 124.8 — — — — — +28 — 35.6% -0.88 2–6 (25%) 3–7 (30%) — +0.35
26 1986 1540 107.5 — — — — — — — 50.0% +0.25 — — — -0.18 1986 1519 103.0 — — — — — +38 — 33.3% -1.11 2–0 0–1 — +1.09
27 1987 1518 94.0 — — — — -16 +28 — 30.8% -2.08 1–0 — — +0.52 1987 1503 98.8 — — — — — — — 0.0% -2.00 — — — +0.19
Career — 1573 124.9 — — — — +19 +17 -4 36.0% -1.01 5–12 (29%) 6–9 (40%) 92.3 -1.03 — 1663 128.6 — — — — -15 +32 — 42.6% -0.50 24–19 (56%) 17–24 (41%) 101.7 +4.69

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.