Joel Lindner defeated Leon Frost 6-3 6-4 in the Australia F4 round of 32 on hard. The upset overturned the form book — Leon Frost came in leading the head-to-head 1–0. Joel Lindner claimed a first win over Leon Frost in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-12 | Australia F6 | R32 | hard | Leon Frost | 6-7(9) 6-0 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.