Head to head
2
Hard
0
1
Grass
0
Allan Stone's wins on the left · Kim Warwick's on the right · bar lengths share one scale
All meetings (3)
| 1977 | Hong Kong | Hard | R16 | Allan Stone | 6-3 6-2 |
| 1975 | Sydney-1 | Hard | R32 | Allan Stone | 6-2 7-5 |
| 1971 | Australian Open | Grass | R32 | Allan Stone | 7-5 7-5 6-3 |
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.