Head to head
2
Hard
2
2
Clay
1
0
Carpet
1
Ray Ruffels's wins on the left · Cliff Richey's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1977 | Virginia Beach | Clay | R16 | Ray Ruffels | 6-4 7-6 |
| 1976 | Palm Springs | Hard | R64 | Cliff Richey | 6-3 4-6 6-2 |
| 1975 | Philadelphia WCT | Carpet | R32 | Cliff Richey | 6-7(5) 7-5 7-6(3) |
| 1974 | Christchurch | Hard | QF | Ray Ruffels | 6-7 6-4 7-5 |
| 1974 | Maui | Hard | R16 | Ray Ruffels | 7-6 3-6 7-6 |
| 1972 | Washington WCT | Clay | QF | Ray Ruffels | 6-7 6-4 6-1 |
| 1970 | Indianapolis | Clay | R32 | Cliff Richey | 6-3 8-10 6-3 |
| 1969 | Curacao | Hard | SF | Cliff Richey | 5-7 6-1 6-1 |
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.