Head to head
1
Hard
2
1
Clay
0
1
Grass
0
1
Carpet
0
Roy Emerson'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 (6)
| 1974 | Carlsbad WCT | Hard | R32 | Roy Emerson | 6-3 6-7 6-3 |
| 1973 | Las Vegas | Hard | R16 | Cliff Richey | 6-0 2-6 6-4 |
| 1971 | Queen's Club | Grass | R16 | Roy Emerson | 8-9 6-4 7-5 |
| 1969 | Johannesburg | Hard | R16 | Cliff Richey | 6-3 6-4 3-6 6-3 |
| 1969 | New York-1 | Carpet | R16 | Roy Emerson | 7-5 9-7 |
| 1968 | Roland Garros | Clay | R16 | Roy Emerson | 0-6 6-4 8-6 11-9 |
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.