Head to head
1
Hard
0
1
Grass
0
2
Carpet
1
Brian Gottfried's wins on the left · Heinz Gunthardt's on the right · bar lengths share one scale
All meetings (5)
| 1981 | Frankfurt WCT | Carpet | R16 | Heinz Gunthardt | 7-6 6-4 |
| 1980 | Frankfurt WCT | Carpet | QF | Brian Gottfried | 4-6 7-5 7-6 |
| 1979 | Basel | Hard | R16 | Brian Gottfried | 6-3 6-1 |
| 1979 | Richmond WCT | Carpet | R16 | Brian Gottfried | 6-3 7-5 |
| 1978 | Birmingham-2 | Grass | R64 | Brian Gottfried | 6-2 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.