Ljubomir Celebic defeated Conner Huertas Del Pino 6-3 1-6 6-0 in the M15 Novi Sad 2 round of 32 on clay. The upset overturned the form book — Conner Huertas Del Pino came in leading the head-to-head 1–0. Ljubomir Celebic claimed a first win over Conner Huertas Del Pino in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-14 | M15 Novi Sad 3 | R32 | clay | Conner Huertas Del Pino | 2-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.