H2H data updated: 2026-07-18 17:48 UTC
Robert Rheinberger vs Osamu Ishiguro H2H: 1-0
Robert Rheinberger holds a 1–0 lead over Osamu Ishiguro in their ATP head-to-head. Across 1 main-draw meeting, Robert Rheinberger leads 1–0 on hard courts. Most recently, Robert Rheinberger won the 1974 Tokyo second round 3-6 6-3 6-4.
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AUS
Age 80
Right-Handed
H2H
1
–
0
1 main draw meetings
JPN
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 15, 1974* | Tokyo | ATP 250 | R64 | Hard | Robert Rheinberger | 3-6 6-3 6-4 | Osamu Ishiguro | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Robert Rheinberger | #366 | #162 | 0 | 1,500 | 4 | 33 | 10.8% | 0 | 0 | 0 | 0 | 0 | 0 |
| Osamu Ishiguro | #373 | #228 | 0 | 1,500 | 0 | 6 | 0.0% | 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 | Robert Rheinberger | Osamu Ishiguro | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 24 | 1970 | 0–3 | 0.0% | — | 1,441 | 0 | 0 | — | — | — | — | — | — | — |
| 26 | 1972 | 0–3 | 0.0% | — | 1,406 | 0 | 0 | — | — | — | — | — | — | — |
| 27 | 1973 | 1–4 | 20.0% | #211 | 1,414 | 0 | 0 | — | — | — | — | — | — | — |
| 28 | 1974 | 2–6 | 25.0% | #171 | 1,417 | 0 | 0 | — | — | — | — | — | — | — |
| 29 | 1975 | 1–14 | 6.7% | #182 | 1,334 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 1976 | 0–3 | 0.0% | #288 | 1,316 | 0 | 0 | — | — | — | — | — | — | — |
| 34 | — | — | — | — | — | — | — | 1971 | 0–1 | 0.0% | — | 1,488 | 0 | 0 |
| 36 | — | — | — | — | — | — | — | 1973 | 0–2 | 0.0% | — | 1,458 | 0 | 0 |
| 37 | — | — | — | — | — | — | — | 1974 | 0–2 | 0.0% | #318 | 1,432 | 0 | 0 |
| 38 | — | — | — | — | — | — | — | 1975 | 0–1 | 0.0% | #373 | 1,425 | 0 | 0 |