Head to head
0
Hard
2
2
Clay
1
0
Carpet
3
Gerald Battrick's wins on the left · John Alexander's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1975 | Tucson | Hard | R32 | John Alexander | 4-6 6-1 6-4 |
| 1975 | San Antonio WCT | Carpet | R32 | John Alexander | 6-0 6-1 |
| 1973 | Seattle | Carpet | R32 | John Alexander | 4-6 6-1 7-6 |
| 1973 | Rome | Clay | R64 | Gerald Battrick | 2-6 7-5 6-3 |
| 1973 | Munich WCT | Carpet | R32 | John Alexander | 6-3 6-3 |
| 1972 | Johannesburg WCT | Hard | SF | John Alexander | 6-3 6-2 |
| 1970 | Hilversum | Clay | QF | John Alexander | 2-6 7-5 7-5 |
| 1969 | Barranquilla | Clay | R32 | Gerald Battrick | 4-6 6-4 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.