Head to head
1
Hard
2
0
Clay
2
0
Grass
1
1
Carpet
2
Haroon Rahim'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 (9)
| 1976 | Boca Raton | Clay | SF | Cliff Richey | 7-6 6-2 |
| 1973 | Boston | Hard | R32 | Cliff Richey | 7-6(2) 6-1 |
| 1972 | Vancouver WCT | Carpet | R32 | Cliff Richey | 6-0 6-4 |
| 1972 | Alamo WCT | Hard | R32 | Haroon Rahim | 7-5 7-5 |
| 1972 | St. Louis WCT | Hard | R16 | Cliff Richey | 6-3 3-6 6-3 |
| 1972 | Washington-1 | Carpet | R16 | Cliff Richey | 6-3 3-6 6-3 |
| 1972 | Des Moines | Carpet | QF | Haroon Rahim | 7-6 7-5 |
| 1971 | Clemmons | Clay | R16 | Cliff Richey | 6-3 7-6 |
| 1968 | South Orange | Grass | R16 | Cliff Richey | 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.