Head to head
Rivalry summary
Marty Riessen and Clark Graebner met 2 times on the ATP tour between 1968 and 1973. Marty Riessen leads the head-to-head 2–0 against Clark Graebner. By surface, Riessen leads 2–0 on hard.
2
Hard
0
Marty Riessen's wins on the left · Clark Graebner's on the right · bar lengths share one scale
All meetings (2)
| 1973 | Chicago-2 | Hard | R16 | Marty Riessen | 6-3 7-6 |
| 1968 | Bloemfontein | Hard | SF | Marty Riessen | 5-7 6-1 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.