Head to head
1
Hard
1
1
Clay
1
0
Carpet
1
Ross Case's wins on the left · Marty Riessen's on the right · bar lengths share one scale
All meetings (5)
| 1975 | Las Vegas | Hard | R16 | Ross Case | 2-6 6-1 7-5 |
| 1974 | Johannesburg-2 | Hard | R16 | Marty Riessen | 0-6 6-0 6-4 |
| 1973 | Louisville | Clay | R16 | Ross Case | 7-6 6-4 |
| 1973 | Cleveland WCT | Carpet | R16 | Marty Riessen | 6-1 7-5 |
| 1973 | Houston WCT | Clay | R16 | Marty Riessen | 7-5 6-0 |
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.