H2H data updated: 2026-09-10 00:00 UTC

Istvan Gulyas vs Eduardo Zuleta H2H: 1-0

Istvan Gulyas holds a 1–0 lead over Eduardo Zuleta in their ATP head-to-head. Across 1 main-draw meeting, Istvan Gulyas leads 1–0 on clay. Most recently, Istvan Gulyas won the 1971 Argentina Open round of 32 6-1 6-0 6-3.

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Istvan Gulyas
HUN Age 94 Right-Handed
H2H
1 – 0
1 main-draw meetings
Eduardo Zuleta
ECU Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Istvan Gulyas 6-1 6-0 6-3 Eduardo Zuleta Match data Dec 4, 1971* R32 Argentina Open 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
Istvan Gulyas #890 #128 0 1,795 66 60 52.4% 0 0 0 0 2 2
Eduardo Zuleta — — — 1,534 — — — 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 Istvan Gulyas Eduardo Zuleta
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
36 1968 29–16 64.4% — 1,725 0 2 — — — — — — —
37 1969 6–10 37.5% — 1,649 0 2 — — — — — — —
38 1970 12–7 63.2% — 1,700 0 2 — — — — — — —
39 1971 11–10 52.4% — 1,736 0 2 — — — — — — —
40 1972 4–7 36.4% — 1,652 0 2 — — — — — — —
41 1973 4–10 28.6% #222 1,577 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 Istvan Gulyas Eduardo Zuleta
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 %
32 — — — — — — — — — — — — — — — — — 1968 — — — — 3 3 6 50.0% 0 1 1 0.0% — — — —
33 — — — — — — — — — — — — — — — — — 1969 — — — — 0 2 2 0.0% 0 1 1 0.0% — — — —
34 — — — — — — — — — — — — — — — — — 1970 — — — — 0 1 1 0.0% 0 2 2 0.0% — — — —
35 — — — — — — — — — — — — — — — — — 1971 — — — — 0 2 2 0.0% 0 2 2 0.0% — — — —
36 1968 7 6 13 53.8% 22 6 28 78.6% 0 1 1 0.0% 0 3 3 0.0% 1972 — — — — — — — — 0 2 2 0.0% — — — —
37 1969 1 3 4 25.0% 5 5 10 50.0% 0 1 1 0.0% 0 1 1 0.0% 1973 — — — — 0 1 1 0.0% 1 2 3 33.3% — — — —
38 1970 2 1 3 66.7% 10 5 15 66.7% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
39 1971 1 1 2 50.0% 10 7 17 58.8% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
40 1972 — — — — 4 6 10 40.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
41 1973 — — — — 4 9 13 30.8% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
Career — 11 11 22 50.0% 55 38 93 59.1% 0 7 7 0.0% 0 4 4 0.0% — — — — — 3 9 12 25.0% 1 10 11 9.1% — — — —

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 Istvan Gulyas Eduardo Zuleta
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
32 — — — — — — — — — — — — — — — — 1968 1492 97.9 — — — — — +16 — 38.1% -1.14 1–0 — — -0.19
33 — — — — — — — — — — — — — — — — 1969 1456 94.4 — — — — — — — 0.0% -3.40 — — — +0.38
34 — — — — — — — — — — — — — — — — 1970 1425 99.0 — — — — — — — 0.0% -3.78 — — — -0.13
35 — — — — — — — — — — — — — — — — 1971 1377 92.9 — — — — — — — 8.3% -3.00 — — — +0.25
36 1968 1725 117.9 — — — — -196 +81 — 59.0% +0.84 6–3 (67%) — — +1.31 1972 1362 102.7 — — — — — — — 0.0% -3.00 — — — -0.03
37 1969 1649 110.6 — — — — -138 +135 — 44.4% -0.31 0–3 (0%) — — +0.27 1973 1350 95.3 — — — — — — +23 30.0% -1.90 0–1 — — +0.40
38 1970 1700 127.4 — — — — -138 +94 — 54.9% +0.25 2–2 (50%) — — +0.33 — — — — — — — — — — — — — — — —
39 1971 1737 133.1 — — — — — +77 — 58.5% +1.11 0–4 (0%) — — +0.17 — — — — — — — — — — — — — — — —
40 1972 1653 112.6 — — — — — +69 — 36.8% -0.63 4–2 (67%) 0–1 — -0.09 — — — — — — — — — — — — — — — —
41 1973 1578 106.4 — — — — — +25 — 30.3% -1.45 1–1 3–0 (100%) — -0.72 — — — — — — — — — — — — — — — —
Career — 1795 123.9 — — — — -177 +79 — 51.3% +0.28 13–15 (46%) 3–1 (75%) 98.3 +1.02 — 1534 94.1 — — — — — +16 +23 19.4% -2.34 1–1 — — +3.09

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.