H2H data updated: 2026-07-18 17:48 UTC
Jun Kuki vs Geoff Masters H2H: 0-2
Geoff Masters holds a 2–0 lead over Jun Kuki in their ATP head-to-head. Across 2 main-draw meetings, Geoff Masters leads 1–0 on carpet and 1–0 on hard courts. Most recently, Geoff Masters won the 1979 Tokyo Indoor third round 6-2 6-4.
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JPN
Age 80
Right-Handed
H2H
0
–
2
2 main draw meetings
AUS
Age 75
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Nov 2, 1979* | Tokyo Indoor | ATP 250 | R32 | Carpet | Geoff Masters | 6-2 6-4 | Jun Kuki | Match data |
| Apr 1, 1972* | Hong Kong | ATP 250 | R32 | Hard | Geoff Masters | 6-4 9-8 | Jun Kuki | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun Kuki | #523 | #74 | 0 | 1,662 | 73 | 134 | 35.3% | 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.
| Age | Jun Kuki | Geoff Masters | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | — | — | — | — | — | — | — | 1968 | 2–2 | 50.0% | — | 1,510 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 1969 | 7–6 | 53.8% | — | 1,547 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 1970 | 10–7 | 58.8% | — | 1,581 | 0 | 0 |
| 20 | — | — | — | — | — | — | — | 1971 | 19–22 | 46.3% | — | 1,571 | 0 | 0 |
| 21 | — | — | — | — | — | — | — | 1972 | 18–18 | 50.0% | — | 1,669 | 0 | 0 |
| 22 | 1968 | 2–6 | 25.0% | — | 1,450 | 0 | 0 | 1973 | 28–23 | 54.9% | #52 | 1,754 | 0 | 0 |
| 23 | 1969 | 1–4 | 20.0% | — | 1,429 | 0 | 0 | 1974 | 24–22 | 52.2% | #53 | 1,767 | 0 | 1 |
| 24 | 1970 | 3–12 | 20.0% | — | 1,406 | 0 | 0 | 1975 | 27–25 | 51.9% | #44 | 1,804 | 0 | 1 |
| 25 | 1971 | 9–12 | 42.9% | — | 1,492 | 0 | 0 | 1976 | 27–31 | 46.6% | #53 | 1,780 | 0 | 2 |
| 26 | 1972 | 5–12 | 29.4% | — | 1,464 | 0 | 0 | 1977 | 22–27 | 44.9% | #78 | 1,660 | 0 | 2 |
| 27 | 1973 | 3–8 | 27.3% | #217 | 1,461 | 0 | 0 | 1978 | 20–20 | 50.0% | #59 | 1,699 | 0 | 2 |
| 28 | 1974 | 10–17 | 37.0% | #101 | 1,594 | 0 | 0 | 1979 | 21–23 | 47.7% | #62 | 1,723 | 0 | 2 |
| 29 | 1975 | 11–28 | 28.2% | #161 | 1,455 | 0 | 0 | 1980 | 13–28 | 31.7% | #166 | 1,516 | 0 | 2 |
| 30 | 1976 | 19–17 | 52.8% | #78 | 1,610 | 0 | 0 | 1981 | 0–1 | 0.0% | #166 | 1,499 | 0 | 2 |
| 31 | 1977 | 3–11 | 21.4% | #201 | 1,547 | 0 | 0 | — | — | — | — | — | — | — |
| 32 | 1978 | 3–2 | 60.0% | #146 | 1,586 | 0 | 0 | — | — | — | — | — | — | — |
| 33 | 1979 | 1–2 | 33.3% | #389 | 1,577 | 0 | 0 | — | — | — | — | — | — | — |
| 34 | 1980 | 0–1 | 0.0% | #356 | 1,564 | 0 | 0 | — | — | — | — | — | — | — |
| 35 | 1981 | 2–1 | 66.7% | #356 | 1,597 | 0 | 0 | — | — | — | — | — | — | — |
| 36 | 1982 | 1–1 | 50.0% | — | 1,596 | 0 | 0 | — | — | — | — | — | — | — |