Milen Velev defeated Agustin Banos 6-1 6-2 in the Bulgaria Masters 1 round of 32 on clay. The upset overturned the form book — Agustin Banos came in leading the head-to-head 1–0. Milen Velev claimed a first win over Agustin Banos in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-04-12 | Bulgaria Masters 4 | R16 | clay | Agustin Banos | 7-6 6-1 |