Head to head
2
Clay
0
1
Grass
0
1
Carpet
0
Cliff Richey's wins on the left · Nicola Spear's on the right · bar lengths share one scale
All meetings (4)
| 1971 | Des Moines | Carpet | QF | Cliff Richey | 6-1 7-6 |
| 1970 | Cincinnati | Clay | R16 | Cliff Richey | 6-3 6-4 |
| 1970 | Houston | Clay | SF | Cliff Richey | 6-3 6-1 6-3 |
| 1968 | Bristol | Grass | QF | Cliff Richey | 3-6 6-3 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.