H2H data updated: 2026-07-18 14:16 UTC

Alex Antonitsch vs Mark Kaplan H2H: 1-0

Alex Antonitsch holds a 1–0 lead over Mark Kaplan in their ATP head-to-head. Across 1 main-draw meeting, Alex Antonitsch leads 1–0 on hard courts. Most recently, Alex Antonitsch won the 1990 US Open first round 3-6 6-2 6-1 6-0.

AUT Age 60 Right-Handed 188 cm / 6'2"
H2H
1 0
1 main draw meetings
RSA Age 58 Right-Handed 185 cm / 6'1"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Aug 29, 1990* US Open Grand Slam R128 Hard Alex Antonitsch #64 3-6 6-2 6-1 6-0 Mark Kaplan #157 Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Alex Antonitsch #1,272 #40 586 1,820 100 133 42.9% 0 0 0 0 1 1
Mark Kaplan #1,275 #117 278 1,579 11 21 34.4% 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 Alex Antonitsch Mark Kaplan
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 1985 2–2 50.0% #237 1,517 0 0
20 1986 3–4 42.9% #217 1,522 0 0 1988 0–1 0.0% #716 1,481 0 0
21 1987 7–10 41.2% #115 1,534 0 0 1989 1–2 33.3% #168 1,477 0 0
22 1988 4–14 22.2% #172 1,497 0 0 1990 5–9 35.7% #180 1,483 0 0
23 1989 10–10 50.0% #83 1,591 0 0 1991 1–4 20.0% #269 1,461 0 0
24 1990 25–19 56.8% #64 1,700 0 1
25 1991 10–15 40.0% #111 1,600 0 1 1993 2–4 33.3% #211 1,474 0 0
26 1992 12–15 44.4% #108 1,634 0 1 1994 2–1 66.7% #236 1,505 0 0
27 1993 14–18 43.8% #90 1,571 0 1
28 1994 12–21 36.4% #140 1,581 0 1
29 1995 1–5 16.7% #519 1,525 0 1