Ronaldo Carvalho defeated Joan Jimenez Guerra 6-4 3-6 6-3 in the Mexico F5 round of 16 on hard. The upset overturned the form book — Joan Jimenez Guerra came in leading the head-to-head 1–0. Ronaldo Carvalho claimed a first win over Joan Jimenez Guerra in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-11-13 | Mexico F7 | R32 | hard | Joan Jimenez Guerra | 6-1 4-6 6-4 |