Barbara Rittner defeated Joannette Kruger 6-3 6-3 in the Knokke-Heist round of 16 on clay. The upset overturned the form book — Joannette Kruger came in leading the head-to-head 1–0. Barbara Rittner claimed a first win over Joannette Kruger in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-31 | US Open | R128 | hard | Joannette Kruger | 6-1 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About
Averages over each player's completed matches in the selected window (5 vs 1). ATP, WTA & Challenger.