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

Derek Tarr vs Erick Iskersky H2H: 1-0

Derek Tarr holds a 1–0 lead over Erick Iskersky in their ATP head-to-head. Across 1 main-draw meeting, Derek Tarr leads 1–0 on clay. Most recently, Derek Tarr won the 1984 Forest Hills Wct round of 64 6-1 6-1.

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Derek Tarr
USA Age 66 Left-Handed 185 cm / 6'1"
H2H
1 – 0
1 main draw meetings
Erick Iskersky
USA Age 68 Right-Handed 180 cm / 5'11"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Derek Tarr 6-1 6-1 Erick Iskersky Match data May 8, 1984* R64 Forest Hills Wct 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
Erick Iskersky #750 #64 0 1,657 33 61 35.1% 0 0 0 0 1 1

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 Erick Iskersky
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 — — — — — — — 1978 6–7 46.2% #92 1,551 0 0
21 1981 0–1 0.0% — 1,494 0 0 1979 1–9 10.0% #219 1,479 0 0
22 1982 3–10 23.1% — 1,472 0 0 — — — — — — —
23 1983 5–8 38.5% #97 1,519 0 0 1981 4–5 44.4% — 1,528 0 0
24 1984 6–12 33.3% #159 1,548 0 0 1982 14–23 37.8% #91 1,571 0 1
25 1985 1–4 20.0% #215 1,525 0 0 1983 7–12 36.8% #112 1,570 0 1
26 1986 1–1 50.0% #188 1,539 0 0 1984 1–4 20.0% #290 1,540 0 1
27 1987 2–4 33.3% #235 1,518 0 0 1985 0–1 0.0% #724 1,533 0 1

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 Erick Iskersky
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 %
20 — — — — — — — — — — — — — — — — — 1978 1 1 2 50.0% 5 5 10 50.0% — — — — 0 1 1 0.0%
21 1981 0 1 1 0.0% — — — — — — — — — — — — 1979 0 2 2 0.0% 1 4 5 20.0% 0 1 1 0.0% 0 2 2 0.0%
22 1982 1 3 4 25.0% 2 4 6 33.3% 0 3 3 0.0% — — — — — — — — — — — — — — — — — — — — —
23 1983 2 3 5 40.0% 3 5 8 37.5% — — — — — — — — 1981 0 1 1 0.0% 4 4 8 50.0% — — — — — — — —
24 1984 2 2 4 50.0% 3 8 11 27.3% 1 2 3 33.3% — — — — 1982 10 11 21 47.6% 3 7 10 30.0% 0 1 1 0.0% 1 4 5 20.0%
25 1985 0 2 2 0.0% 1 2 3 33.3% — — — — — — — — 1983 1 8 9 11.1% 3 3 6 50.0% — — — — 3 1 4 75.0%
26 1986 — — — — 1 1 2 50.0% — — — — — — — — 1984 1 3 4 25.0% 0 1 1 0.0% — — — — — — — —
27 1987 1 2 3 33.3% 1 2 3 33.3% — — — — — — — — 1985 0 1 1 0.0% — — — — — — — — — — — —
Career — 6 13 19 31.6% 11 22 33 33.3% 1 5 6 16.7% — — — — — 13 27 40 32.5% 16 24 40 40.0% 0 2 2 0.0% 4 8 12 33.3%

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 Erick Iskersky
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
20 — — — — — — — — — — — — — — — — 1978 1552 123.1 — — — — +2 +44 — 48.4% -0.52 2–3 (40%) 2–1 (67%) — +0.37
21 1981 1494 104.3 — — — — — — — 25.0% -3.75 — 1–0 — -0.13 1979 1479 108.2 — — — — +7 +85 — 20.8% -1.83 0–3 (0%) 2–1 (67%) — +0.36
22 1982 1472 125.9 — — — — +61 +47 +30 36.8% -0.82 1–5 (17%) 0–1 — -0.14 — — — — — — — — — — — — — — — —
23 1983 1520 123.0 — — — — +15 +29 — 41.2% -0.71 1–2 (33%) 1–2 (33%) — -0.04 1981 1528 119.4 — — — — — +56 — 47.6% -0.05 1–2 (33%) — — +0.28
24 1984 1549 123.2 — — — — +10 -8 -38 34.1% -0.98 1–3 (25%) 2–3 (40%) — -0.68 1982 1572 131.2 — — — — -3 +5 — 43.3% -0.74 3–11 (21%) 8–3 (73%) — -0.27
25 1985 1525 109.0 — — — — — +4 — 30.8% -0.93 1–2 (33%) 2–3 (40%) — +0.05 1983 1571 122.0 — — — — -22 +12 — 45.7% -0.44 1–7 (13%) 6–1 (86%) — +0.60
26 1986 1540 107.5 — — — — — — — 50.0% +0.25 — — — -0.18 1984 1541 104.7 — — — — -2 — — 25.0% -1.42 1–1 0–1 — +0.28
27 1987 1518 94.0 — — — — -16 +28 — 30.8% -2.08 1–0 — — +0.52 1985 1534 104.3 — — — — — — — 33.3% -1.00 0–1 — — -0.06
Career — 1573 124.9 — — — — +19 +17 -4 36.0% -1.01 5–12 (29%) 6–9 (40%) 92.3 -1.03 — 1658 128.7 — — — — -7 +37 — 41.4% -0.74 8–28 (22%) 18–7 (72%) 96.6 +1.66

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.