Joao Zwetsch defeated Daniel Melo 6-3 6-2 in the Brazil 1 Masters 1 round of 16 on clay. The result followed the form book — Joao Zwetsch came in leading the head-to-head 4–0. Joao Zwetsch extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-11-22 | Brazil 5 Masters 3 | R32 | clay | Joao Zwetsch | 6-7 6-3 6-4 |
| 1997-05-03 | Brazil 2 Masters 2 | R16 | clay | Joao Zwetsch | 6-3 6-4 |
| 1996-11-16 | Brazil 5 Masters 2 | R32 | clay | Joao Zwetsch | 1-6 6-2 6-3 |
| 1996-03-30 | Brazil 1 Masters 3 | QF | clay | Joao Zwetsch | 6-0 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.