Head to head
1
Hard
0
1
Carpet
0
Clark Graebner's wins on the left · Milan Holecek's on the right · bar lengths share one scale
All meetings (2)
| 1974 | St. Louis WCT | Carpet | R32 | Clark Graebner | 2-6 7-6(5) 6-1 |
| 1972 | Kansas City-1 | Hard | R16 | Clark Graebner | 7-5 6-2 |
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.