H2H data updated: 2026-09-02 00:00 UTC

Jan Kodes vs Jun Kamiwazumi H2H: 1-0

Jan Kodes holds a 1–0 lead over Jun Kamiwazumi in their ATP head-to-head. Across 1 main-draw meeting, Jan Kodes leads 1–0 on clay. Most recently, Jan Kodes won the 1974 U.S. Pro Tennis Championships round of 16 6-1 6-2.

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Jan Kodes
CZE Age 80 Right-Handed 175 cm / 5'9"
H2H
1 – 0
1 main draw meetings
Jun Kamiwazumi
JPN Age 78 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Jan Kodes 6-1 6-2 Jun Kamiwazumi Match data Aug 30, 1974* R16 U.S. Pro Tennis Championships 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
Jan Kodes #1,109 #5 14 2,122 471 276 63.1% 3 0 0 0 7 10
Jun Kamiwazumi #808 #78 0 1,624 64 99 39.3% 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 Jan Kodes Jun Kamiwazumi
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 — — — — — — — 1968 1–1 50.0% — 1,498 0 0
21 — — — — — — — 1969 0–1 0.0% — 1,483 0 0
22 1968 23–18 56.1% — 1,605 0 0 — — — — — — —
23 1969 32–19 62.7% — 1,738 0 1 1971 6–5 54.5% — 1,535 0 0
24 1970 58–31 65.2% — 1,820 1 3 1972 13–13 50.0% — 1,538 0 0
25 1971 49–23 68.1% — 1,977 2 5 1973 10–16 38.5% #94 1,526 0 0
26 1972 44–15 74.6% — 1,941 2 6 1974 14–22 38.9% #100 1,579 0 0
27 1973 51–20 71.8% #9 1,936 3 8 1975 11–23 32.4% #127 1,570 0 0
28 1974 45–23 66.2% #17 1,922 3 8 1976 1–10 9.1% #206 1,515 0 0
29 1975 55–21 72.4% #19 1,985 3 9 1977 1–2 33.3% #264 1,523 0 0
30 1976 49–21 70.0% #19 1,986 3 10 1978 2–2 50.0% #284 1,549 0 0
31 1977 30–25 54.5% #41 1,854 3 10 1979 3–1 75.0% #257 1,589 0 0
32 1978 13–18 41.9% #119 1,757 3 10 1980 2–2 50.0% #269 1,595 0 0
33 1979 16–16 50.0% #88 1,704 3 10 — — — — — — —
34 1980 5–13 27.8% #221 1,583 3 10 — — — — — — —
35 1981 1–7 12.5% — 1,510 3 10 — — — — — — —
36 1982 0–5 0.0% — 1,466 3 10 1984 0–1 0.0% #745 1,581 0 0
37 1983 0–1 0.0% #504 1,449 3 10 — — — — — — —

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 Jan Kodes Jun Kamiwazumi
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 — — — — — — — — — — — — — — — — — 1968 — — — — — — — — 1 1 2 50.0% — — — —
21 — — — — — — — — — — — — — — — — — 1969 — — — — — — — — 0 1 1 0.0% — — — —
22 1968 10 6 16 62.5% 13 8 21 61.9% 0 1 1 0.0% 0 3 3 0.0% — — — — — — — — — — — — — — — — —
23 1969 7 5 12 58.3% 20 9 29 69.0% 2 2 4 50.0% 3 3 6 50.0% 1971 4 3 7 57.1% 0 1 1 0.0% 2 1 3 66.7% — — — —
24 1970 16 12 28 57.1% 42 11 53 79.2% 0 1 1 0.0% 0 7 7 0.0% 1972 5 3 8 62.5% 6 5 11 54.5% 2 5 7 28.6% — — — —
25 1971 15 9 24 62.5% 25 6 31 80.6% 6 4 10 60.0% 3 4 7 42.9% 1973 2 3 5 40.0% 2 6 8 25.0% 6 7 13 46.2% — — — —
26 1972 5 3 8 62.5% 31 7 38 81.6% 6 2 8 75.0% 2 3 5 40.0% 1974 2 4 6 33.3% 10 11 21 47.6% 0 2 2 0.0% 2 5 7 28.6%
27 1973 0 3 3 0.0% 19 7 26 73.1% 16 2 18 88.9% 16 8 24 66.7% 1975 0 5 5 0.0% 7 10 17 41.2% 1 2 3 33.3% 3 6 9 33.3%
28 1974 7 4 11 63.6% 16 9 25 64.0% 10 3 13 76.9% 12 7 19 63.2% 1976 0 2 2 0.0% 1 6 7 14.3% 0 2 2 0.0% — — — —
29 1975 1 2 3 33.3% 35 10 45 77.8% 2 2 4 50.0% 17 7 24 70.8% 1977 — — — — 1 1 2 50.0% 0 1 1 0.0% — — — —
30 1976 — — — — 38 13 51 74.5% — — — — 11 8 19 57.9% 1978 — — — — 2 1 3 66.7% — — — — 0 1 1 0.0%
31 1977 7 8 15 46.7% 19 10 29 65.5% 0 1 1 0.0% 4 6 10 40.0% 1979 — — — — 3 1 4 75.0% — — — — — — — —
32 1978 3 3 6 50.0% 8 10 18 44.4% 0 1 1 0.0% 2 4 6 33.3% 1980 — — — — 2 1 3 66.7% — — — — 0 1 1 0.0%
33 1979 6 6 12 50.0% 10 9 19 52.6% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
34 1980 0 3 3 0.0% 4 7 11 36.4% 1 1 2 50.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — —
35 1981 0 1 1 0.0% 1 5 6 16.7% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
36 1982 — — — — 0 5 5 0.0% — — — — — — — — 1984 0 1 1 0.0% — — — — — — — — — — — —
37 1983 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 77 65 142 54.2% 281 127 408 68.9% 43 22 65 66.2% 70 62 132 53.0% — 13 21 34 38.2% 34 43 77 44.2% 12 22 34 35.3% 5 13 18 27.8%

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 Jan Kodes Jun Kamiwazumi
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 — — — — — — — — — — — — — — — — 1968 1498 97.2 — — — — — — — 50.0% -0.83 — — — +0.25
21 — — — — — — — — — — — — — — — — 1969 1483 95.1 — — — — — — — 0.0% -4.50 — — — +0.04
22 1968 1605 118.0 — — — — -36 +42 — 56.1% +0.68 5–9 (36%) — — -0.12 — — — — — — — — — — — — — — — —
23 1969 1738 130.3 — — — — -81 +93 -208 60.3% +0.76 10–9 (53%) — — +2.03 1971 1535 104.7 — — — — +40 — +24 52.8% -0.42 1–2 (33%) 4–0 (100%) — +1.62
24 1970 1820 143.1 — — — — -122 +159 — 63.2% +1.07 11–11 (50%) 3–0 (100%) — +2.16 1972 1538 106.9 — — — — +68 +51 -34 47.8% -0.15 6–3 (67%) 1–2 (33%) — +3.47
25 1971 1978 151.3 — — — — -117 +115 -220 62.9% +0.93 16–9 (64%) 7–2 (78%) — -1.49 1973 1527 111.0 — — — — +83 -10 +16 39.7% -0.59 5–3 (63%) 5–6 (45%) — +1.56
26 1972 1942 149.8 — — — — -111 +207 -133 68.5% +1.30 8–5 (62%) 7–3 (70%) — +0.38 1974 1580 122.2 — — — — -11 +26 — 38.8% -0.85 5–6 (45%) 5–3 (63%) — +0.26
27 1973 1937 151.7 — — — — -54 +97 +95 65.5% +1.02 14–8 (64%) 4–7 (36%) — -0.84 1975 1570 124.1 — — — — -82 +30 -44 37.5% -0.76 2–5 (29%) 4–3 (57%) — -0.39
28 1974 1923 150.6 — — — — +12 +34 +136 63.7% +0.97 10–9 (53%) 8–7 (53%) — -2.48 1976 1515 119.6 — — — — — +32 — 14.8% -2.19 1–1 0–3 (0%) — -1.33
29 1975 1986 152.7 — — — — -43 +124 -4 65.8% +1.06 14–8 (64%) 8–6 (57%) — +1.04 1977 1523 106.2 — — — — — — — 42.9% -1.14 0–1 — — -0.19
30 1976 1986 154.1 — — — — -46 +46 — 64.5% +1.06 11–6 (65%) 8–12 (40%) — +1.98 1978 1550 104.9 — — — — — +38 — 50.0% -0.40 1–1 1–1 — -0.01
31 1977 1855 150.0 — — — — -30 +83 — 55.2% +0.36 9–10 (47%) 8–3 (73%) — -2.80 1979 1589 113.2 — — — — — +30 — 75.0% +1.75 — 0–1 — +0.47
32 1978 1757 139.9 — — — — +40 +72 — 43.8% -0.40 5–5 (50%) 3–4 (43%) — -2.06 1980 1596 103.5 — — — — — +22 — 40.0% -0.20 2–0 1–1 — +0.26
33 1979 1704 135.5 — — — — +72 +67 — 47.7% -0.22 8–6 (57%) 7–7 (50%) — +0.10 — — — — — — — — — — — — — — — —
34 1980 1584 112.7 — — — — +90 +91 — 30.4% -1.65 2–4 (33%) 2–1 (67%) — +0.22 — — — — — — — — — — — — — — — —
35 1981 1510 103.4 — — — — — +86 — 15.8% -2.63 0–1 — — +0.28 — — — — — — — — — — — — — — — —
36 1982 1466 103.6 — — — — — +64 — 0.0% -3.20 — — — -0.03 1984 1581 98.5 — — — — — — — 0.0% -3.50 — — — +0.05
37 1983 1449 96.0 — — — — — — — 0.0% -3.50 — — — +0.31 — — — — — — — — — — — — — — — —
Career — 2122 150.1 — — — — -50 +102 -11 60.1% +0.73 123–100 (55%) 65–52 (56%) 100.3 -0.18 — 1624 119.2 — — — — -1 +28 -3 40.7% -0.68 23–22 (51%) 21–20 (51%) 104.4 +3.76

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.