Yayuk Basuki defeated Els Callens 3-6 6-1 6-4 in the Hanover round of 32 on carpet. The upset overturned the form book — Els Callens came in leading the head-to-head 1–0. Yayuk Basuki claimed a first win over Els Callens in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1995-05-29 | Roland Garros | R128 | clay | Els Callens | 4-6 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.