H2H data updated: 2026-09-07 00:00 UTC

Claudio Mezzadri vs Marko Ostoja H2H: 1-0

Claudio Mezzadri holds a 1–0 lead over Marko Ostoja in their ATP head-to-head. Across 1 main-draw meeting, Claudio Mezzadri leads 1–0 on clay. Most recently, Claudio Mezzadri won the 1986 Palermo round of 32 6-2 6-3.

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Claudio Mezzadri
SUI Age 61 Right-Handed 180 cm / 5'11"
H2H
1 – 0
1 main-draw meetings
Marko Ostoja
CRO Age 65 Right-Handed 175 cm / 5'9"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Claudio Mezzadri #165 6-2 6-3 Marko Ostoja #120 Match data Oct 2, 1986* R32 Palermo 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
Claudio Mezzadri #1,238 #26 539 1,801 105 131 44.5% 0 0 0 0 1 1
Marko Ostoja #1,220 #74 92 1,710 77 136 36.2% 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 Claudio Mezzadri Marko Ostoja
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 1983 1–3 25.0% #831 1,482 0 0 1979 0–1 0.0% #377 1,498 0 0
19 1984 7–11 38.9% #151 1,515 0 0 1980 4–7 36.4% #203 1,506 0 0
20 1985 5–8 38.5% #135 1,520 0 0 1981 14–20 41.2% — 1,590 0 1
21 1986 12–16 42.9% #138 1,587 0 0 1982 14–21 40.0% — 1,582 0 1
22 1987 25–16 61.0% #28 1,772 0 1 1983 7–9 43.8% #95 1,585 0 1
23 1988 13–15 46.4% #105 1,660 0 1 1984 13–21 38.2% #125 1,613 0 1
24 1989 10–14 41.7% #230 1,581 0 1 1985 7–18 28.0% #166 1,547 0 1
25 1990 2–3 40.0% #305 1,585 0 1 1986 10–18 35.7% #136 1,545 0 1
26 1991 5–7 41.7% #127 1,590 0 1 1987 0–5 0.0% #467 1,482 0 1
27 1992 13–16 44.8% #97 1,596 0 1 1988 3–5 37.5% #199 1,513 0 1
28 1993 12–22 35.3% #134 1,518 0 1 1989 5–10 33.3% #224 1,511 0 1
29 — — — — — — — 1990 0–1 0.0% #624 1,495 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 Claudio Mezzadri Marko Ostoja
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 %
18 1983 1 1 2 50.0% 0 2 2 0.0% — — — — — — — — 1979 0 1 1 0.0% — — — — — — — — — — — —
19 1984 0 1 1 0.0% 7 9 16 43.8% 0 1 1 0.0% — — — — 1980 2 3 5 40.0% 2 4 6 33.3% — — — — — — — —
20 1985 — — — — 5 8 13 38.5% — — — — — — — — 1981 5 8 13 38.5% 9 11 20 45.0% — — — — 0 1 1 0.0%
21 1986 1 3 4 25.0% 10 12 22 45.5% 1 1 2 50.0% — — — — 1982 1 5 6 16.7% 12 15 27 44.4% — — — — 1 1 2 50.0%
22 1987 6 4 10 60.0% 17 8 25 68.0% — — — — 2 4 6 33.3% 1983 2 3 5 40.0% 3 5 8 37.5% — — — — 2 1 3 66.7%
23 1988 2 4 6 33.3% 9 9 18 50.0% — — — — 2 2 4 50.0% 1984 5 6 11 45.5% 6 11 17 35.3% 0 1 1 0.0% 2 3 5 40.0%
24 1989 2 3 5 40.0% 7 9 16 43.8% — — — — 1 2 3 33.3% 1985 3 7 10 30.0% 2 6 8 25.0% 1 2 3 33.3% 1 3 4 25.0%
25 1990 — — — — 2 3 5 40.0% — — — — — — — — 1986 1 8 9 11.1% 7 8 15 46.7% — — — — 2 2 4 50.0%
26 1991 0 1 1 0.0% 5 5 10 50.0% — — — — 0 1 1 0.0% 1987 0 2 2 0.0% 0 3 3 0.0% — — — — — — — —
27 1992 2 2 4 50.0% 10 11 21 47.6% 0 1 1 0.0% 1 2 3 33.3% 1988 2 2 4 50.0% 1 3 4 25.0% — — — — — — — —
28 1993 3 7 10 30.0% 9 13 22 40.9% — — — — 0 2 2 0.0% 1989 0 1 1 0.0% 5 7 12 41.7% — — — — 0 2 2 0.0%
29 — — — — — — — — — — — — — — — — — 1990 — — — — 0 1 1 0.0% — — — — — — — —
Career — 17 26 43 39.5% 81 89 170 47.6% 1 3 4 25.0% 6 13 19 31.6% — 21 46 67 31.3% 47 74 121 38.8% 1 3 4 25.0% 8 13 21 38.1%

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 Claudio Mezzadri Marko Ostoja
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
18 1983 1482 97.2 — — — — — — — 30.0% -1.60 1–1 0–1 — +0.56 1979 1499 106.4 — — — — — — — 0.0% -4.00 — — — -0.25
19 1984 1515 117.4 — — — — — +48 — 44.2% -0.44 2–3 (40%) 2–1 (67%) 101.1 +1.04 1980 1506 104.6 — — — — +29 +20 — 32.1% -1.32 2–2 (50%) 1–2 (33%) 99.6 +0.93
20 1985 1521 116.6 — — — — — +25 — 40.0% -1.03 2–2 (50%) 2–1 (67%) — +0.64 1981 1590 139.5 — — — — -11 -4 — 46.4% -0.31 4–10 (29%) 8–4 (67%) 102.5 +0.33
21 1986 1587 129.9 — — — — -71 +21 — 47.1% -0.04 2–6 (25%) 2–3 (40%) 96.0 +0.87 1982 1583 128.9 — — — — -25 +33 — 42.2% -0.79 7–7 (50%) 3–3 (50%) 102.3 +0.06
22 1987 1773 147.0 — — — — -147 +24 — 59.6% +0.78 9–6 (60%) 10–5 (67%) 108.3 -0.33 1983 1586 107.2 — — — — -1 -10 — 35.5% -0.97 2–1 (67%) 0–3 (0%) 99.7 +1.99
23 1988 1661 126.8 — — — — -73 +75 — 44.9% -0.16 5–2 (71%) 2–4 (33%) 102.3 -0.30 1984 1613 138.3 — — — — +51 -37 — 38.4% -0.71 8–7 (53%) 3–5 (38%) 102.1 -0.97
24 1989 1581 122.3 — — — — -12 +75 — 46.6% -0.19 1–5 (17%) 5–2 (71%) 97.5 +1.51 1985 1547 119.5 — — — — +46 -28 -24 35.8% -1.07 2–5 (29%) 4–6 (40%) 94.4 -0.25
25 1990 1585 114.2 — — — — — +81 — 45.5% -0.09 2–1 (67%) 0–3 (0%) 99.1 -0.20 1986 1545 129.1 — — — — -18 +34 — 36.8% -0.79 5–5 (50%) 3–7 (30%) 99.1 -1.03
26 1991 1590 126.5 -1.74 +1.94 0.981 49.4% — +105 — 50.0% -0.43 0–4 (0%) 3–1 (75%) 98.0 +0.10 1987 1483 97.7 — — — — — +49 — 9.1% -1.91 0–1 0–1 — +0.23
27 1992 1596 123.3 +0.13 -1.64 0.931 48.8% -27 +52 — 45.5% -0.26 7–8 (47%) 4–5 (44%) 97.7 +0.10 1988 1513 103.5 — — — — -2 -5 — 36.8% -1.21 2–1 (67%) 1–1 — -0.38
28 1993 1519 120.8 -1.90 -1.17 0.947 48.7% -25 +105 — 38.5% -0.68 5–6 (45%) 4–6 (40%) 98.5 +1.06 1989 1512 115.0 — — — — -23 +16 — 35.5% -1.19 2–1 (67%) 3–3 (50%) 101.5 +0.73
29 — — — — — — — — — — — — — — — — 1990 1495 100.5 — — — — — — — 33.3% 0.00 0–1 — — +0.18
Career — 1801 134.2 -1.11 -0.88 0.947 48.8% -69 +57 — 46.7% -0.18 36–44 (45%) 34–32 (52%) 99.6 +2.16 — 1710 131.7 — — — — +11 +7 -24 38.3% -0.85 34–41 (45%) 26–35 (43%) 99.5 +0.74

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.