Gabriel Silberstein defeated Huib Troost 6-2 6-4 in the Portugal 2 Masters 3 round of 16 on clay. The upset overturned the form book — Huib Troost came in leading the head-to-head 1–0, but Gabriel Silberstein had been the form player, winning 3 of their last 8 on clay. Gabriel Silberstein claimed a first win over Huib Troost in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-05-04 | Portugal 2 Masters 4 | SF | clay | Huib Troost | 6-3 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.