Head to head
Rivalry summary
Ricki Osterthun and Michiel Schapers met 4 times on the ATP tour between 1984 and 1988. Their head-to-head is level at 2–2. By surface, they are level 1–1 on hard.
1
Hard
1
1
Clay
0
0
Grass
1
Ricki Osterthun's wins on the left · Michiel Schapers's on the right · bar lengths share one scale
All meetings (4)
| 1988 | Toulouse | Hard | R32 | Michiel Schapers | 4-6 6-1 6-3 |
| 1988 | Hamburg | Clay | R32 | Ricki Osterthun | 7-5 6-0 |
| 1985 | Adelaide | Grass | R32 | Michiel Schapers | 6-7 6-3 6-1 |
| 1984 | Toulouse | Hard | R16 | Ricki Osterthun | 6-2 4-0 RET |
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.