Marc Sieber defeated Gerald Melzer 6-2 6-3 in the Croatia F5 qualifying round on clay. The result followed the form book — Marc Sieber came in leading the head-to-head 2–0. Marc Sieber extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-03-19 | Croatia F4 | QF | clay | Marc Sieber | 6-2 1-6 6-4 |
| 2008-08-25 | Austria F8 | R32 | clay | Marc Sieber | 6-0 6-4 |
Averages over each player's completed matches in the selected window (70 vs 200). 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