Nelson Aerts defeated Martijn Belgraver 3-6 7-6 6-4 in the Portugal 1 Masters 2 round of 16 on clay. The upset overturned the form book — Martijn Belgraver came in leading the head-to-head 1–0. Nelson Aerts claimed a first win over Martijn Belgraver in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-01-05 | Portugal 1 Masters 4 | R32 | clay | Martijn Belgraver | 6-3 6-4 |