Head to head
1
Hard
1
0
Carpet
1
Jeff Austin's wins on the left · Clark Graebner's on the right · bar lengths share one scale
All meetings (3)
| 1975 | New York | Hard | R32 | Jeff Austin | 6-7 7-6 6-3 |
| 1974 | Baltimore | Carpet | QF | Clark Graebner | 6-3 5-7 6-2 |
| 1972 | Los Angeles-1 | Hard | R32 | Clark Graebner | 5-7 6-2 7-6 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.