H2H data updated: 2026-07-20 14:15 UTC
Clark Graebner vs Keith Carpenter H2H: 1-0
Clark Graebner holds a 1–0 lead over Keith Carpenter in their ATP head-to-head. Across 1 main-draw meeting, Clark Graebner leads 1–0 on hard courts. Most recently, Clark Graebner won the 1968 Johannesburg 1 third round 6-4 6-1 7-5.
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USA
Age 82
Right-Handed
188 cm / 6'2"
H2H
1
–
0
1 main draw meetings
CAN
Age 84
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 4, 1968* | Johannesburg 1 | ATP 250 | R32 | Hard | Clark Graebner | 6-4 6-1 7-5 | Keith Carpenter | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clark Graebner | #199 | #45 | 0 | 2,015 | 342 | 162 | 67.9% | 0 | 0 | 0 | 0 | 12 | 12 |
| Keith Carpenter | — | — | — | 1,510 | — | — | — | 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 | Clark Graebner | Keith Carpenter | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 24 | 1968 | 74–22 | 77.1% | — | 1,820 | 0 | 2 | — | — | — | — | — | — | — |
| 25 | 1969 | 49–14 | 77.8% | — | 1,842 | 0 | 6 | — | — | — | — | — | — | — |
| 26 | 1970 | 58–28 | 67.4% | — | 1,839 | 0 | 8 | — | — | — | — | — | — | — |
| 27 | 1971 | 75–29 | 72.1% | — | 1,878 | 0 | 11 | — | — | — | — | — | — | — |
| 28 | 1972 | 33–22 | 60.0% | — | 1,812 | 0 | 11 | — | — | — | — | — | — | — |
| 29 | 1973 | 34–19 | 64.2% | #48 | 1,768 | 0 | 12 | — | — | — | — | — | — | — |
| 30 | 1974 | 11–14 | 44.0% | #99 | 1,685 | 0 | 12 | — | — | — | — | — | — | — |
| 31 | 1975 | 8–11 | 42.1% | #120 | 1,580 | 0 | 12 | — | — | — | — | — | — | — |
| 32 | 1976 | 0–3 | 0.0% | #199 | 1,537 | 0 | 12 | — | — | — | — | — | — | — |