Head to head
0
Hard
2
1
Clay
0
0
Grass
2
0
Carpet
2
Bob Carmichael'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 (7)
| 1978 | Australian Open | Grass | R16 | John Alexander | 6-3 6-2 6-2 |
| 1974 | US Open | Grass | R64 | John Alexander | 6-4 7-5 6-3 |
| 1974 | Miami WCT | Carpet | R16 | John Alexander | 6-2 6-4 |
| 1973 | Seattle | Carpet | R16 | John Alexander | 6-4 5-7 6-4 |
| 1972 | Stockholm | Hard | R64 | John Alexander | 6-2 6-4 |
| 1971 | Fort Worth WCT | Hard | R16 | John Alexander | 6-4 6-4 |
| 1968 | Roland Garros | Clay | R32 | Bob Carmichael | 6-3 6-1 2-6 2-6 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.