Daniele Giorgini defeated Christian Samuelsson 3-6 6-3 6-2 in the Croatia F14 round of 16 on clay. The upset overturned the form book — Christian Samuelsson came in leading the head-to-head 1–0. Daniele Giorgini claimed a first win over Christian Samuelsson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-09-07 | Croatia F15 | R32 | clay | Christian Samuelsson | 6-2 3-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.