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Player

Isao Watanabe

JPNBorn: November 23, 1941right-handed

Compare H2HCompare careersAdd to matrixConnect eras
6–842.9% wins in the database
Latest rankingNo. 330June 2, 1975
Best rankingNo. 274December 23, 1974
Record6–842.9% wins
Titles00 finals · 0 Grand Slams
Prize Money—awaiting a verified source
Height—
Birthplace—
Turned pro—
Playsright-handed

The year in motion

Season 2026

ATPno matches recorded in 2026
Isao Watanabe has not played a match in the 2026 season.

The complete career archive remains available below, with seasons, rankings and matchups.

Explore the complete career →

Historical graph

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Choose any player from the same tour and find the shortest chain of matches connecting their story to Isao Watanabe's career.

Starting pointIsao Watanabe
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Career path

Ranking progression

7 months represented
Monthly ranking progressionThe higher the line, the better the player's ranking.No. 274No. 304No. 333197419751975

Monthly snapshots · the higher the line, the better the ranking.

Seasons

12 most recent
19741–233.3% · 0 titles19701–0100% · 0 titles19684–640% · 0 titles

Recent finals

0 career titles

No finals identified in the database.

3best-of-five matches
0reached a fifth set
0comebacks from 0–2
∞searchable situations
Dynamic statisticsWhat happens after every set?Open match situations in Portuguese →

Performance by surface

Clay3–58 matches · 37.5% winsUnknown3–36 matches · 50% wins

Frequent opponents

Alex KuruczGER1 match0–1Allan SkeltonCAN1 match1–0Ashley CooperAUS1 match0–1Hans HartochNED1 match1–0Henk NijeboerNED1 match1–0Ian FletcherAUS1 match1–0Jaime Pinto BravoCHI1 match0–1Jan KodesCZE1 match0–1Jim OsborneUSA1 match0–1Jurgen FassbenderGER1 match0–1Kenneth TsuiHKG1 match1–0Matthias MauritzGER1 match1–0
Editorial contentStories, news and analysisOpen the player's blog in Portuguese →

Matches

14 found

Source dates represent the start of each tournament; daily filtering is consistent but does not claim the exact day of a round.