Head to head
1
Clay
0
0
Carpet
1
Ion Tiriac's wins on the left · Jan Kukal's on the right · bar lengths share one scale
All meetings (2)
| 1971 | Monte-Carlo | Clay | R16 | Ion Tiriac | 10-8 6-0 8-6 |
| 1970 | Hampton | Carpet | R16 | Jan Kukal | 6-4 5-7 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.