Head to head
0
Hard
1
1
Grass
0
Cliff Letcher's wins on the left · Jim Delaney's on the right · bar lengths share one scale
All meetings (2)
| 1981 | Australian Open | Grass | R32 | Cliff Letcher | 7-6 7-6 4-6 3-6 6-4 |
| 1980 | Columbus | Hard | R32 | Jim Delaney | 6-3 6-4 |
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.