Head to head
3
Hard
0
1
Grass
2
1
Carpet
0
Earl Butch Buchholz's wins on the left · Marty Riessen's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1969 | Paris | Carpet | SF | Earl Butch Buchholz | 9-7 6-1 4-6 6-3 |
| 1969 | Tucson | Hard | 3rd/4th | Marty Riessen | W/O |
| 1969 | Atlanta | Hard | QF | Earl Butch Buchholz | 6-4 6-2 |
| 1969 | Newport | Grass | RR | Marty Riessen | 6-0 6-2 |
| 1969 | Australian Open | Grass | R16 | Earl Butch Buchholz | 1-6 4-6 7-5 6-1 6-4 |
| 1968 | Cape Town WCT | Hard | QF | Earl Butch Buchholz | 6-4 6-4 |
| 1968 | Pretoria WCT | Hard | 3rd/4th | Earl Butch Buchholz | 6-4 6-4 |
| 1968 | Newport WCT | Grass | RR | Marty Riessen | 21-15 17-21 21-10 |
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.