Head to head
1
Clay
0
1
Grass
0
Heinz Gunthardt's wins on the left · Warren Maher's on the right · bar lengths share one scale
All meetings (2)
| 1981 | Hilversum | Clay | R32 | Heinz Gunthardt | 6-3 6-2 |
| 1980 | Wimbledon | Grass | R64 | Heinz Gunthardt | 7-5 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.