Head to head
0
Clay
1
1
Grass
0
Allan Stone's wins on the left · Alvin Gardiner's on the right · bar lengths share one scale
All meetings (2)
| 1977 | Tokyo | Clay | R64 | Alvin Gardiner | 6-1 6-4 |
| 1969 | Brisbane | Grass | R16 | Allan Stone | 6-4 6-4 |
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.