Marc Sieber defeated Ricardo Rodriguez 6-1 6-3 in the Croatia F6 round of 16 on clay. The upset overturned the form book — Ricardo Rodriguez came in leading the head-to-head 2–1. Marc Sieber narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-23 | Turkey F12 | R16 | hard | Ricardo Rodriguez | 6-4 6-3 |
| 2015-03-16 | Turkey F11 | F | hard | Ricardo Rodriguez | 6-3 6-0 |
| 2012-03-26 | Croatia F5 | R32 | clay | Marc Sieber | 6-4 1-6 7-6(4) |
Averages over each player's completed matches in the selected window (141 vs 62). 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