Grega Zemlja defeated Marc Sieber 5-7 6-4 6-3 in the Croatia F11 qualifying round on clay. Grega Zemlja extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-13 | Croatia F10 | SF | clay | Grega Zemlja | 6-3 6-1 |
| 2008-09-29 | Bosnia & Herzegovina F7 | R32 | clay | Marc Sieber | 6-3 6-2 |
Averages over each player's completed matches in the selected window (177 vs 141). 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