Flavio Cipolla defeated Jan Masik 2-6 6-1 6-1 in the Great Britain 1 1 round of 16 on hard. The upset overturned the form book — Jan Masik came in leading the head-to-head 1–0. Flavio Cipolla claimed a first win over Jan Masik in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-11-10 | Czech Rep F6 | SF | carpet | Jan Masik | 7-5 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.