Claude Ngoran defeated Henrik Andersson 6-2 6-4 in the Greece 1 Masters 3 round of 16 on hard. The upset overturned the form book — Henrik Andersson came in leading the head-to-head 1–0. Claude Ngoran claimed a first win over Henrik Andersson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-03-06 | Greece 1 Masters 2 | QF | hard | Henrik Andersson | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.