Head to head
1
Hard
0
0
Grass
1
2
Carpet
1
Stan Smith's wins on the left · Russell Simpson's on the right · bar lengths share one scale
All meetings (5)
| 1981 | Wembley | Carpet | R32 | Russell Simpson | 6-3 6-2 |
| 1981 | Bristol | Grass | R16 | Russell Simpson | 6-3 4-6 6-2 |
| 1979 | US Open | Hard | R64 | Stan Smith | 6-2 6-1 6-3 |
| 1978 | Hartford | Carpet | R32 | Stan Smith | 6-3 6-3 |
| 1975 | Memphis WCT | Carpet | R32 | Stan Smith | 6-0 6-3 |
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.