Head to head
4
Hard
1
2
Clay
0
0
Grass
1
Tom Okker's wins on the left · Stan Smith's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1979 | Rancho Mirage | Hard | R32 | Tom Okker | 4-6 6-1 6-4 |
| 1974 | Las Vegas | Hard | QF | Tom Okker | 6-2 3-6 6-1 |
| 1973 | Masters | Hard | RR | Tom Okker | 7-6 6-3 |
| 1973 | Rome | Clay | QF | Tom Okker | 7-5 6-3 |
| 1973 | Roland Garros | Clay | R16 | Tom Okker | 6-3 3-6 7-6 3-6 6-4 |
| 1972 | Stockholm | Hard | F | Stan Smith | 6-4 6-3 |
| 1971 | US Open | Grass | SF | Stan Smith | 7-6 6-3 3-6 2-6 6-3 |
| 1968 | Los Angeles-2 | Hard | R64 | Tom Okker | 6-4 7-5 |
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.