Head to head
1
Clay
1
Rafael Osuna's wins on the left · Zeljko Franulovic's on the right · bar lengths share one scale
All meetings (2)
| 1969 | Houston | Clay | F | Zeljko Franulovic | 7-5 6-3 6-2 |
| 1968 | Houston-2 | Clay | QF | Rafael Osuna | 5-7 7-5 6-2 |
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.