Head to head
1
Clay
0
2
Carpet
0
Manuel Santana's wins on the left · Marty Riessen's on the right · bar lengths share one scale
All meetings (3)
| 1969 | New York-1 | Carpet | R16 | Manuel Santana | 6-3 6-1 |
| 1968 | Berlin | Clay | SF | Manuel Santana | 6-0 7-5 5-7 10-8 |
| 1968 | New York-1 | Carpet | R16 | Manuel Santana | 6-4 5-7 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.