Head to head
0
Hard
2
0
Clay
4
1
Grass
2
0
Carpet
1
Bob Hewitt'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 (10)
| 1978 | Gstaad | Clay | R16 | Tom Okker | 7-6 6-3 |
| 1974 | Stockholm | Hard | R32 | Tom Okker | 7-6 6-3 |
| 1974 | Washington WCT | Carpet | R32 | Tom Okker | 6-3 4-2 RET |
| 1970 | Hamburg | Clay | QF | Tom Okker | 6-4 6-4 6-2 |
| 1970 | Dublin | Grass | QF | Tom Okker | 6-3 7-5 |
| 1970 | Wimbledon | Grass | R64 | Bob Hewitt | 6-3 6-4 6-3 |
| 1970 | Brussels | Clay | SF | Tom Okker | 8-6 6-4 6-4 |
| 1969 | Queen's Club | Grass | R16 | Tom Okker | 2-6 6-4 7-5 |
| 1968 | Rome | Clay | F | Tom Okker | 10-8 6-8 6-1 1-6 6-0 |
| 1968 | Bloemfontein | Hard | QF | Tom Okker | 6-2 6-8 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.