Head to head
Rivalry summary
Mark Knowles and Marcelo Rios met 3 times on the ATP tour between 1995 and 2001. Marcelo Rios leads the head-to-head 2–1 against Mark Knowles. By surface, Rios leads 2–0 on hard.
0
Hard
2
1
Grass
0
Mark Knowles's wins on the left · Marcelo Rios's on the right · bar lengths share one scale
All meetings (3)
| 2001 | Davis Cup G1 SF: BAH vs CHI | Hard | RR | Marcelo Rios | 6-3 6-4 6-4 |
| 1996 | Indian Wells Masters | Hard | R64 | Marcelo Rios | 7-6(4) 6-3 |
| 1995 | Wimbledon | Grass | R128 | Mark Knowles | 4-6 6-3 6-4 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.