Head to head
3
Hard
0
1
Grass
1
2
Carpet
0
Stan Smith's wins on the left · Jim Osborne's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 1972 | Washington-1 | Carpet | QF | Stan Smith | 6-4 6-2 |
| 1972 | New York-1 | Carpet | R16 | Stan Smith | 3-6 6-0 6-4 |
| 1970 | Phoenix | Hard | F | Stan Smith | 6-3 6-7 6-1 |
| 1970 | Omaha | Hard | F | Stan Smith | 6-2 7-5 6-3 |
| 1968 | Berkeley | Hard | QF | Stan Smith | 11-9 4-6 6-3 |
| 1968 | South Orange | Grass | R16 | Jim Osborne | 6-3 6-4 |
| 1968 | Haverford | Grass | R16 | Stan Smith | 6-3 6-4 |
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.