Ranking history updated: 2026-03-17 04:30 UTC

Osamu Ishiguro ATP Ranking History

Explore every available weekly ranking snapshot for Osamu Ishiguro, including age, ranking points, and links into the matching season tables.

Related: Osamu Ishiguro profile Osamu Ishiguro full match log
Related players: Alberto Martorell Roberto Lombardi Jan Zabrodsky Salvador Cabeza Alexander Marcial
Latest Rank
373
Latest date
Dec 15, 1975
Career high
228
Best year-end
318
Weeks at #1
0
Available Top 10 weeks
0
Available Top 100 weeks
0
Available ranked weeks
8

Available-week totals count distinct ranking weeks in TennisDB and may undercount careers where historical snapshots are missing. Weeks at No. 1 counts available snapshots.

Ranking Chart

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Weekly Rankings Table

Season Date Week Age Rank Points
1975 Dec 15 51 39.3 373 0
1975 Jun 2 23 38.8 330 0
1975 May 5 19 38.7 333 —
1975 Apr 14 16 38.7 383 —
1975 Mar 10 11 38.6 228 —
1975 Jan 20 4 38.4 323 —
1974 Dec 23 52 38.4 318 —
1974 Nov 11 46 38.2 297 —