Lilia Osterloh defeated Amanda Coetzer 7-6 6-2 in the Wimbledon round of 64 on grass. The upset overturned the form book — Amanda Coetzer came in leading the head-to-head 1–0, defending last year's round of 32. Lilia Osterloh claimed a first win over Amanda Coetzer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-05 | Amelia Island | R32 | clay | Amanda Coetzer | 6-4 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (52 vs 7). ATP, WTA & Challenger.