Head to head
1
Hard
0
1
Clay
0
Butch Walts's wins on the left · Cassio Motta's on the right · bar lengths share one scale
All meetings (2)
| 1980 | Rome | Clay | R64 | Butch Walts | 6-2 6-4 |
| 1979 | San Jose-1 | Hard | R16 | Butch Walts | 6-1 6-3 |
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.