Head to head
0
Hard
1
2
Grass
0
Ross Case's wins on the left · John Marks's on the right · bar lengths share one scale
All meetings (3)
| 1979 | Tulsa | Hard | R32 | John Marks | 2-6 6-4 6-4 |
| 1975 | Sydney-2 | Grass | F | Ross Case | 6-2 6-1 |
| 1970 | Adelaide | Grass | R32 | Ross Case | 7-5 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.