Head to head
1
Hard
0
2
Clay
0
Marcelo Rios's wins on the left · Jens Knippschild's on the right · bar lengths share one scale
All meetings (3)
| 2000 | US Open | Hard | R64 | Marcelo Rios | 4-6 6-4 6-4 7-5 |
| 1999 | Stuttgart Outdoor | Clay | R16 | Marcelo Rios | 6-4 6-4 |
| 1998 | Stuttgart Outdoor | Clay | R32 | Marcelo Rios | 7-6(5) 6-2 |
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.