Pablo Bianchi defeated Ruben Alvarenga 6-2 6-4 in the Uruguay Paraguay Masters 2 round of 32 on clay. The upset overturned the form book — Ruben Alvarenga came in leading the head-to-head 1–0. Pablo Bianchi claimed a first win over Ruben Alvarenga in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-16 | Argentina 1 Masters 1 | R32 | clay | Ruben Alvarenga | 6-0 7-5 |