Carlos Castellanos defeated Glenn Knox 6-1 6-0 in the Morocco F1 round of 16 on clay. The result followed the form book — Carlos Castellanos came in leading the head-to-head 1–0. Carlos Castellanos extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-22 | Morocco F3 | R32 | clay | Carlos Castellanos | 6-2 6-3 |