Head to head
1
Hard
1
1
Clay
0
1
Carpet
0
Roy Emerson's wins on the left · Tom Leonard's on the right · bar lengths share one scale
All meetings (4)
| 1977 | Laguna Niguel | Hard | R32 | Tom Leonard | 6-3 6-3 |
| 1972 | Charlotte WCT | Clay | R32 | Roy Emerson | 6-3 6-0 |
| 1971 | Quebec WCT | Carpet | R32 | Roy Emerson | 6-2 7-6 |
| 1968 | Los Angeles-2 | Hard | R16 | Roy Emerson | 6-3 6-3 |
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.