H2H data updated: 2026-07-19 02:51 UTC
Allan Stone vs John Clifton H2H: 1-0
Allan Stone holds a 1–0 lead over John Clifton in their ATP head-to-head. Across 1 main-draw meeting, Allan Stone leads 1–0 on grass. Most recently, Allan Stone won the 1971 US Open first round 6-2 6-2 6-0.
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AUS
Age 80
Right-Handed
H2H
1
–
0
1 main draw meetings
GBR
Age 80
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 1971* | US Open | Grand Slam | R128 | Grass | Allan Stone | 6-2 6-2 6-0 | John Clifton | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Allan Stone | #199 | #36 | 0 | 1,885 | 247 | 244 | 50.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| John Clifton | #323 | #243 | 0 | 1,504 | 15 | 35 | 30.0% | 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 | Allan Stone | John Clifton | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 22 | 1968 | 38–25 | 60.3% | — | 1,661 | 0 | 0 | 1968 | 4–7 | 36.4% | — | 1,458 | 0 | 0 |
| 23 | 1969 | 35–20 | 63.6% | — | 1,732 | 0 | 0 | 1969 | 3–4 | 42.9% | — | 1,482 | 0 | 0 |
| 24 | 1970 | 15–16 | 48.4% | — | 1,690 | 0 | 0 | 1970 | 4–10 | 28.6% | — | 1,447 | 0 | 0 |
| 25 | 1971 | 16–31 | 34.0% | — | 1,637 | 0 | 0 | 1971 | 2–7 | 22.2% | — | 1,434 | 0 | 0 |
| 26 | 1972 | 17–30 | 36.2% | — | 1,723 | 0 | 0 | 1972 | 0–3 | 0.0% | — | 1,403 | 0 | 0 |
| 27 | 1973 | 34–33 | 50.7% | #60 | 1,676 | 0 | 0 | 1973 | 0–2 | 0.0% | — | 1,374 | 0 | 0 |
| 28 | 1974 | 19–19 | 50.0% | #49 | 1,760 | 0 | 0 | 1974 | 2–2 | 50.0% | #318 | 1,397 | 0 | 0 |
| 29 | 1975 | 30–21 | 58.8% | #38 | 1,850 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 1976 | 12–21 | 36.4% | #103 | 1,739 | 0 | 0 | — | — | — | — | — | — | — |
| 31 | 1977 | 14–15 | 48.3% | #87 | 1,666 | 0 | 0 | — | — | — | — | — | — | — |
| 32 | 1978 | 13–9 | 59.1% | #67 | 1,796 | 0 | 0 | — | — | — | — | — | — | — |
| 33 | 1979 | 4–4 | 50.0% | #199 | 1,737 | 0 | 0 | — | — | — | — | — | — | — |