Jean Rene Lisnard defeated Julian Knowle 6-4 6-3 in the Umag round of 32 on clay. The upset overturned the form book — Julian Knowle came in leading the head-to-head 1–0, defending last year's round of 32. Jean Rene Lisnard claimed a first win over Julian Knowle in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-10 | Hamburg | Q16 | clay | Julian Knowle | 6-4 6-1 |
Averages over each player's completed matches in the selected window (89 vs 17). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About