H2H data updated: 2026-07-18 02:15 UTC
Takao Yamamoto vs Geoff Masters H2H: 0-1
Geoff Masters holds a 1–0 lead over Takao Yamamoto in their ATP head-to-head. Across 1 main-draw meeting, Geoff Masters leads 1–0 on clay. Most recently, Geoff Masters won the 1978 Osaka third round 6-4 6-2.
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JPN
Right-Handed
H2H
0
–
1
1 main draw meetings
AUS
Age 75
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 26, 1978* | Osaka | ATP 250 | R32 | Clay | Geoff Masters | 6-4 6-2 | Takao Yamamoto | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Takao Yamamoto | #1,281 | #1,057 | 5 | 1,516 | 1 | 6 | 14.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| Geoff Masters | #826 | #41 | 0 | 1,881 | 238 | 255 | 48.3% | 0 | 0 | 0 | 0 | 2 | 2 |
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.
| Takao Yamamoto | Geoff Masters | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1973 | 1–1 | 50.0% | — | 1,510 | 0 | 0 | 1968 | 2–2 | 50.0% | — | 1,510 | 0 | 0 |
| 1974 | 0–1 | 0.0% | — | 1,493 | 0 | 0 | 1969 | 7–6 | 53.8% | — | 1,547 | 0 | 0 |
| 1977 | 0–1 | 0.0% | — | 1,476 | 0 | 0 | 1970 | 10–7 | 58.8% | — | 1,581 | 0 | 0 |
| 1978 | 0–1 | 0.0% | — | 1,468 | 0 | 0 | 1971 | 19–22 | 46.3% | — | 1,571 | 0 | 0 |
| 1979 | 0–1 | 0.0% | — | 1,461 | 0 | 0 | 1972 | 18–18 | 50.0% | — | 1,669 | 0 | 0 |
| 1981 | 0–1 | 0.0% | — | 1,458 | 0 | 0 | 1973 | 28–23 | 54.9% | #52 | 1,754 | 0 | 0 |
| — | — | — | — | — | — | — | 1974 | 24–22 | 52.2% | #53 | 1,767 | 0 | 1 |
| — | — | — | — | — | — | — | 1975 | 27–25 | 51.9% | #44 | 1,804 | 0 | 1 |
| — | — | — | — | — | — | — | 1976 | 27–31 | 46.6% | #53 | 1,780 | 0 | 2 |
| — | — | — | — | — | — | — | 1977 | 22–27 | 44.9% | #78 | 1,660 | 0 | 2 |
| — | — | — | — | — | — | — | 1978 | 20–20 | 50.0% | #59 | 1,699 | 0 | 2 |
| — | — | — | — | — | — | — | 1979 | 21–23 | 47.7% | #62 | 1,723 | 0 | 2 |
| — | — | — | — | — | — | — | 1980 | 13–28 | 31.7% | #166 | 1,516 | 0 | 2 |
| — | — | — | — | — | — | — | 1981 | 0–1 | 0.0% | #166 | 1,499 | 0 | 2 |