Head to head
1
Hard
0
1
Clay
2
2
Carpet
0
Juan Gisbert Sr's wins on the left · Wojtek Fibak's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1976 | Barcelona-2 | Clay | R16 | Juan Gisbert Sr | 5-7 6-4 6-1 |
| 1975 | Louisville | Clay | R64 | Wojtek Fibak | 6-4 1-0 RET |
| 1975 | Salisbury | Carpet | R32 | Juan Gisbert Sr | 6-4 6-7 6-2 |
| 1975 | Birmingham | Carpet | R16 | Juan Gisbert Sr | 1-6 7-5 6-1 |
| 1974 | Stockholm | Hard | R32 | Juan Gisbert Sr | 6-2 4-6 6-4 |
| 1974 | Barcelona-2 | Clay | R16 | Wojtek Fibak | 2-6 7-5 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.