Head to head
1
Hard
1
0
Clay
1
Jim Delaney's wins on the left · Karl Meiler's on the right · bar lengths share one scale
All meetings (3)
| 1977 | Roland Garros | Clay | R128 | Karl Meiler | 6-1 6-2 6-2 |
| 1977 | Palm Springs | Hard | R64 | Karl Meiler | 7-6 7-6 |
| 1975 | Columbus | Hard | R16 | Jim Delaney | 7-6 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.