Head to head
1
Hard
0
1
Grass
0
Allan Stone's wins on the left · Carlos Kirmayr's on the right · bar lengths share one scale
All meetings (2)
| 1977 | Wimbledon | Grass | R128 | Allan Stone | 9-8 7-5 6-2 |
| 1977 | Carlsbad | Hard | R16 | Allan Stone | 6-7 6-3 6-1 |
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.