Peter Clarke defeated Anton Klaric 6-3 6-2 in the Australia F4 round of 32 on hard. The upset overturned the form book — Anton Klaric came in leading the head-to-head 1–0, but Peter Clarke had been the form player, winning 4 of their last 8 on hard. Peter Clarke claimed a first win over Anton Klaric in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-10-01 | Australia 2 1 | R16 | hard | Anton Klaric | 6-4 1-0 |