Head to head
1
Hard
0
1
Clay
0
2
Carpet
0
Allan Stone's wins on the left · Ismail El Shafei's on the right · bar lengths share one scale
All meetings (4)
| 1976 | US Open | Clay | R64 | Allan Stone | 6-0 6-1 |
| 1975 | St. Louis WCT | Carpet | R32 | Allan Stone | 6-4 6-4 |
| 1975 | Orlando WCT | Hard | R32 | Allan Stone | 6-1 6-4 |
| 1971 | Quebec WCT | Carpet | R32 | Allan Stone | 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.