Head to head
1
Hard
0
1
Clay
0
1
Grass
0
Tom Okker's wins on the left · Bill Bowrey's on the right · bar lengths share one scale
All meetings (3)
| 1971 | Berkeley WCT | Hard | R64 | Tom Okker | 6-3 4-6 6-4 |
| 1971 | Washington WCT | Clay | R32 | Tom Okker | 6-3 7-5 |
| 1971 | Bristol WCT | Grass | R32 | Tom Okker | 6-2 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.