Paul Woerner defeated Marc Sieber 6-2 6-3 in the Turkey F15 round of 32 on clay. The upset overturned the form book — Marc Sieber came in leading the head-to-head 2–0. Paul Woerner claimed a first win over Marc Sieber in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-06-06 | Turkey F23 | R32 | hard | Marc Sieber | 6-2 6-0 |
| 2014-10-27 | Turkey F38 | R16 | hard | Marc Sieber | 6-1 6-3 |
Averages over each player's completed matches in the selected window (181 vs 27). 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