Head to head
1
Hard
0
3
Clay
0
Brian Gottfried's wins on the left · Mike Cahill's on the right · bar lengths share one scale
All meetings (4)
| 1978 | Louisville | Clay | R32 | Brian Gottfried | 6-4 6-3 |
| 1978 | Las Vegas-2 | Hard | R32 | Brian Gottfried | 6-4 7-5 |
| 1976 | Indianapolis-2 | Clay | R64 | Brian Gottfried | 6-4 6-4 |
| 1975 | Tokyo-2 | Clay | R32 | Brian Gottfried | 6-4 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.