H2H data updated: 2026-09-13 00:00 UTC

Claudio Mezzadri vs Yasufumi Yamamoto H2H: 1-0

Claudio Mezzadri holds a 1–0 lead over Yasufumi Yamamoto in their ATP head-to-head. Across 1 main-draw meeting, Claudio Mezzadri leads 1–0 on carpet. Most recently, Claudio Mezzadri won the 1992 Tokyo Indoor round of 64 6-3 3-6 6-3.

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Claudio Mezzadri
SUI Age 61 Right-Handed 180 cm / 5'11"
H2H
1 – 0
1 main-draw meetings
Yasufumi Yamamoto
JPN Age 55 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Claudio Mezzadri #103 6-3 3-6 6-3 Yasufumi Yamamoto Match data Oct 14, 1992* R64 Tokyo Indoor ATP Championship Series → modern equivalent ATP 500 Carpet

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
Yasufumi Yamamoto — — — 1,500 — — — 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 Claudio Mezzadri Yasufumi Yamamoto
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 1983 1–3 25.0% #831 1,482 0 0 — — — — — — —
19 1984 7–11 38.9% #151 1,515 0 0 — — — — — — —
20 1985 5–8 38.5% #135 1,520 0 0 — — — — — — —
21 1986 12–16 42.9% #138 1,587 0 0 — — — — — — —
22 1987 25–16 61.0% #28 1,772 0 1 — — — — — — —
23 1988 13–15 46.4% #105 1,660 0 1 — — — — — — —
24 1989 10–14 41.7% #230 1,581 0 1 — — — — — — —
25 1990 2–3 40.0% #305 1,585 0 1 — — — — — — —
26 1991 5–7 41.7% #127 1,590 0 1 — — — — — — —
27 1992 13–16 44.8% #97 1,596 0 1 — — — — — — —
28 1993 12–22 35.3% #134 1,518 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 Yasufumi Yamamoto
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% — — — — — — — — — — — — — — — — — — — — — — — — —
19 1984 0 1 1 0.0% 7 9 16 43.8% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
20 1985 — — — — 5 8 13 38.5% — — — — — — — — 1991 0 1 1 0.0% — — — — — — — — 0 1 1 0.0%
21 1986 1 3 4 25.0% 10 12 22 45.5% 1 1 2 50.0% — — — — 1992 — — — — — — — — — — — — 0 1 1 0.0%
22 1987 6 4 10 60.0% 17 8 25 68.0% — — — — 2 4 6 33.3% 1993 0 2 2 0.0% — — — — — — — — 0 1 1 0.0%
23 1988 2 4 6 33.3% 9 9 18 50.0% — — — — 2 2 4 50.0% 1994 0 2 2 0.0% — — — — — — — — — — — —
24 1989 2 3 5 40.0% 7 9 16 43.8% — — — — 1 2 3 33.3% — — — — — — — — — — — — — — — — —
25 1990 — — — — 2 3 5 40.0% — — — — — — — — 1996 0 1 1 0.0% — — — — — — — — — — — —
26 1991 0 1 1 0.0% 5 5 10 50.0% — — — — 0 1 1 0.0% 1997 0 1 1 0.0% — — — — — — — — — — — —
27 1992 2 2 4 50.0% 10 11 21 47.6% 0 1 1 0.0% 1 2 3 33.3% — — — — — — — — — — — — — — — — —
28 1993 3 7 10 30.0% 9 13 22 40.9% — — — — 0 2 2 0.0% 1999 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% — 0 8 8 0.0% — — — — — — — — 0 3 3 0.0%

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 Yasufumi Yamamoto
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 97.1 — — — — — — — 30.0% -1.60 1–1 0–1 — +0.56 — — — — — — — — — — — — — — — —
19 1984 1515 117.4 — — — — — +48 — 44.2% -0.44 2–3 (40%) 2–1 (67%) 101.1 +1.04 — — — — — — — — — — — — — — — —
20 1985 1521 116.6 — — — — — +25 — 40.0% -1.03 2–2 (50%) 2–1 (67%) — +0.64 1991 1479 95.5 — — — — — — — 0.0% -4.00 — — — -0.04
21 1986 1587 129.9 — — — — -71 +21 — 47.1% -0.04 2–6 (25%) 2–3 (40%) 96.0 +0.87 1992 1469 99.9 — — — — — — — 33.3% -1.00 0–1 — — +0.02
22 1987 1773 147.0 — — — — -147 +24 — 59.6% +0.78 9–6 (60%) 10–5 (67%) 108.3 -0.33 1993 1454 112.9 — — — — +24 — — 14.3% -2.00 0–1 — — -0.36
23 1988 1661 126.8 — — — — -73 +75 — 44.9% -0.16 5–2 (71%) 2–4 (33%) 102.3 -0.30 1994 1436 99.3 — — — — — — — 0.0% -2.75 — — — +0.05
24 1989 1581 122.3 — — — — -12 +75 — 46.6% -0.19 1–5 (17%) 5–2 (71%) 97.5 +1.51 — — — — — — — — — — — — — — — —
25 1990 1585 114.2 — — — — — +81 — 45.5% -0.09 2–1 (67%) 0–3 (0%) 99.1 -0.20 1996 1429 102.9 — — — — — — — 33.3% -1.33 0–1 — — -0.05
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 1997 1420 99.2 — — — — — — — 0.0% -3.00 — — — +0.02
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 — — — — — — — — — — — — — — — —
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 1999 1412 99.8 — — — — — — — 0.0% -2.00 — — — 0.00
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 — 1500 104.1 — — — — +24 — — 12.0% -2.32 0–3 (0%) — — -3.27

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.