Federico Lusin defeated Hernan Colombo Russel 6-1 6-4 in the Argentina B Masters 3 round of 32 on clay. The upset overturned the form book — Hernan Colombo Russel came in leading the head-to-head 1–0. Federico Lusin claimed a first win over Hernan Colombo Russel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-07-17 | Argentina 2 Masters 2 | R32 | clay | Hernan Colombo Russel | 6-2 6-2 |