Head to head
0
Clay
1
1
Carpet
1
Graham Stilwell's wins on the left · Tom Okker's on the right · bar lengths share one scale
All meetings (3)
| 1972 | Essen WCT | Carpet | R32 | Tom Okker | 6-3 7-6 |
| 1972 | Macon WCT | Carpet | QF | Graham Stilwell | 6-3 7-6 |
| 1969 | Rome | Clay | QF | Tom Okker | 6-2 6-4 6-0 |
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.