Ruben Alvarenga defeated Ricardo Mena 7-5 7-5 in the Uruguay Paraguay Masters 3 round of 32 on clay. The upset overturned the form book — Ricardo Mena came in leading the head-to-head 4–0. Ruben Alvarenga claimed a first win over Ricardo Mena in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-11-05 | Uruguay Paraguay Masters 1 | R16 | clay | Ricardo Mena | 6-1 1-0 |
| 1994-05-14 | Brazil Masters 1 | SF | clay | Ricardo Mena | 7-5 7-6 |
| 1993-04-10 | Argentina 1 Masters 3 | R16 | clay | Ricardo Mena | 7-5 6-4 |
| 1992-10-31 | Uruguay Paraguay Masters 1 | R32 | clay | Ricardo Mena | 7-5 6-3 |