Markus Polessnig defeated Matteo Colla 3-6 6-4 6-4 in the Italy 3 1 round of 16 on clay. The upset overturned the form book — Matteo Colla came in leading the head-to-head 1–0, but Markus Polessnig had been the form player, winning 3 of their last 8 on clay. Markus Polessnig claimed a first win over Matteo Colla in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-03-05 | Italy 1 4 | R16 | clay | Matteo Colla | 5-7 6-4 7-6(3) |