Head to head
0
Hard
1
0
Clay
1
2
Grass
1
Ray Ruffels's wins on the left · Bob Carmichael's on the right · bar lengths share one scale
All meetings (5)
| 1976 | Brisbane | Grass | R16 | Ray Ruffels | 6-3 6-2 |
| 1972 | Boston WCT | Hard | R32 | Bob Carmichael | 6-4 6-3 |
| 1969 | US Open | Grass | R128 | Ray Ruffels | 7-5 2-6 7-5 6-4 |
| 1969 | Haverford | Grass | SF | Bob Carmichael | 6-4 8-6 6-3 |
| 1968 | Barcelona | Clay | R16 | Bob Carmichael | 0-6 6-3 6-4 7-5 |
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.