Head to head
Rivalry summary
Onny Parun and Birger Andersson met 1 times on the ATP tour between 1975 and 1975. Onny Parun leads the head-to-head 1–0 against Birger Andersson.
1
Clay
0
Onny Parun's wins on the left · Birger Andersson's on the right · bar lengths share one scale
All meetings (1)
| 1975 | Barcelona-3 | Clay | R64 | Onny Parun | 7-5 6-1 |
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.