Head to head
Rivalry summary
Ricki Osterthun and Blaine Willenborg met 1 times on the ATP tour between 1986 and 1986. Ricki Osterthun leads the head-to-head 1–0 against Blaine Willenborg.
1
Clay
0
Ricki Osterthun's wins on the left · Blaine Willenborg's on the right · bar lengths share one scale
All meetings (1)
| 1986 | Bologna | Clay | R32 | Ricki Osterthun | 3-6 6-3 7-5 |
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.