Head to head
1
Hard
1
0
Carpet
1
Earl Butch Buchholz's wins on the left · Robert Lutz's on the right · bar lengths share one scale
All meetings (3)
| 1973 | St. Louis WCT | Carpet | R32 | Robert Lutz | 6-3 6-2 |
| 1969 | Las Vegas | Hard | R32 | Robert Lutz | 6-3 6-8 7-5 |
| 1969 | Los Angeles-2 | Hard | QF | Earl Butch Buchholz | 6-4 7-5 |
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.