Rodrigo Ferreiro defeated Marcos Daniel 2-6 6-4 6-4 in the Brazil F6 qualifying round on clay. The upset overturned the form book — Marcos Daniel came in leading the head-to-head 1–0. Rodrigo Ferreiro claimed a first win over Marcos Daniel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-11-22 | Brazil F1 | QF | clay | Marcos Daniel | 6-2 4-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.