Head to head
Rivalry summary
Ion Tiriac and Hans-Joachim Ploetz met 2 times on the ATP tour between 1969 and 1970. Ion Tiriac leads the head-to-head 2–0 against Hans-Joachim Ploetz. By surface, Tiriac leads 2–0 on clay.
2
Clay
0
Ion Tiriac's wins on the left · Hans-Joachim Ploetz's on the right · bar lengths share one scale
All meetings (2)
| 1970 | Kitzbuhel | Clay | R16 | Ion Tiriac | 6-4 6-1 |
| 1969 | Hamburg | Clay | R32 | Ion Tiriac | 6-4 11-9 6-3 |
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.