Head to head
Rivalry summary
Rayno Seegers and J. O'Brien met 1 times on the ATP tour between 1974 and 1974. Rayno Seegers leads the head-to-head 1–0 against J. O'Brien.
1
Hard
0
Rayno Seegers's wins on the left · J. O'Brien's on the right · bar lengths share one scale
All meetings (1)
| 1974 | Dublin | Hard | R32 | Rayno Seegers | 6-3 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.