Peter Clarke defeated Alessandro Piccari 6-3 6-4 in the Italy F4 round of 32 on clay. The upset overturned the form book — Alessandro Piccari came in leading the head-to-head 1–0. Peter Clarke claimed a first win over Alessandro Piccari in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-01-24 | Portugal 1 Satellite 4 | QF | hard | Alessandro Piccari | 5-7 6-4 6-4 |