| 2024 Sibiu Open | |
|---|---|
| Date | 16 – 22 September |
| Edition | 13th |
| Location | Sibiu, Romania |
| Champions | |
| Singles | |
 Valentin Royer | |
| Doubles | |
 Alexander Merino /  Christoph Negritu | |
The 2024 Sibiu Open was a professional tennis tournament played on clay courts. It was the 13th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Sibiu, Romania between 16 and 22 September 2024.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ITA | Stefano Travaglia | 199 | 1 |
 KAZ | Timofey Skatov | 201 | 2 |
| FRA | Valentin Royer | 216 | 3 |
| GER | Rudolf Molleker | 248 | 4 |
 CAN | Liam Draxl | 259 | 5 |
| ITA | Francesco Maestrelli | 264 | 6 |
| ITA | Enrico Dalla Valle | 269 | 7 |
 ROU | Cezar Crețu | 292 | 8 |
The following players received wildcards into the singles main draw:
Jacopo Berrettini Sebastian Gima
Jorge PlansThe following players received entry into the singles main draw as alternates:
Miguel Damas Corentin Denolly The following players received entry from the qualifying draw:
Hynek Bartoň
Artem Dubrivnyy Arthur Géa Christoph Negritu 
Genaro Alberto Olivieri Ștefan Paloși Valentin Royer def. Luka Pavlovic 6–4, 6–0. Alexander Merino / Christoph Negritu def. Liam Draxl / Cleeve Harper 6–2, 7–6(7–2).