Head to head
1
Grass
0
0
Carpet
2
Russell Simpson's wins on the left · Brian Gottfried's on the right · bar lengths share one scale
All meetings (3)
| 1981 | Memphis | Carpet | R64 | Brian Gottfried | 5-5 RET |
| 1980 | Sydney-2 | Grass | R16 | Russell Simpson | 6-2 6-4 |
| 1980 | San Francisco | Carpet | R32 | Brian Gottfried | 6-3 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.