Head to head
0
Hard
3
1
Clay
0
0
Grass
1
0
Carpet
3
Earl Butch Buchholz's wins on the left · Tom Okker's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1969 | Wembley | Carpet | 3rd/4th | Tom Okker | 6-3 6-0 |
| 1969 | Vienna | Hard | RR | Tom Okker | 6-4 6-1 |
| 1969 | Paris | Carpet | F | Tom Okker | 8-6 6-2 6-1 |
| 1969 | Tucson | Hard | SF | Tom Okker | 6-1 6-2 |
| 1969 | Newport | Grass | RR | Tom Okker | 6-4 6-0 |
| 1969 | Boston-1 | Hard | R16 | Tom Okker | 6-4 6-2 |
| 1969 | Amsterdam | Clay | RR | Earl Butch Buchholz | 6-4 2-6 6-4 |
| 1969 | Japanese Championships | Carpet | RR | Tom Okker | 6-1 6-5 |
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.