Juho Paukku defeated Tobias Koeck 6-1 6-2 in the Austria F4 round of 32 on clay. The upset overturned the form book — Tobias Koeck came in leading the head-to-head 1–0. Juho Paukku claimed a first win over Tobias Koeck in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-04-11 | Italy F8 | R32 | hard | Tobias Koeck | 4-6 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.