Head to head
1
Clay
1
0
Grass
2
1
Carpet
0
Ion Tiriac's wins on the left · Nikola Pilic's on the right · bar lengths share one scale
All meetings (5)
| 1973 | Louisville | Clay | R32 | Nikola Pilic | 6-4 6-1 |
| 1972 | US Open | Grass | R64 | Nikola Pilic | 6-7 6-4 3-6 7-5 7-6 |
| 1970 | Munich | Clay | F | Ion Tiriac | 2-6 9-7 6-3 6-4 |
| 1969 | Paris | Carpet | R16 | Ion Tiriac | 6-1 6-4 |
| 1969 | US Open | Grass | R64 | Nikola Pilic | 6-1 6-2 6-0 |
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.