Head to head
0
Hard
1
0
Grass
2
Robert Kreiss's wins on the left · Ross Case's on the right · bar lengths share one scale
All meetings (3)
| 1975 | Wimbledon | Grass | R128 | Ross Case | 7-9 6-3 6-1 8-9 6-3 |
| 1974 | Carlsbad WCT | Hard | R32 | Ross Case | 6-2 1-6 6-3 |
| 1969 | Brisbane | Grass | R32 | Ross Case | 10-12 6-2 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.