Sebastian Weisz defeated Patricio Delgado 6-1 6-4 in the Colombia Masters 2 round of 32 on clay. The upset overturned the form book — Patricio Delgado came in leading the head-to-head 1–0, but Sebastian Weisz had been the form player, winning 4 of their last 10 on clay. Sebastian Weisz claimed a first win over Patricio Delgado in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-07-17 | Colombia Masters 4 | R16 | clay | Patricio Delgado | 6-3 7-5 |