Head to head
1
Hard
1
1
Carpet
1
Butch Walts's wins on the left · Wojtek Fibak's on the right · bar lengths share one scale
All meetings (4)
| 1983 | Philadelphia | Carpet | R16 | Wojtek Fibak | 6-2 6-1 |
| 1980 | Birmingham WCT | Carpet | R16 | Butch Walts | 7-5 7-6 |
| 1979 | Toronto | Hard | R16 | Wojtek Fibak | 6-2 6-1 |
| 1978 | US Open | Hard | R32 | Butch Walts | 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.