| 2024 Upper Austria Open | |
|---|---|
| Date | 6–12 May |
| Edition | 3rd |
| Surface | Clay |
| Location | Mauthausen, Austria |
| Champions | |
| Singles | |
 Lucas Pouille | |
| Doubles | |
 Constantin Frantzen / Hendrik Jebens | |
The 2024 Upper Austria Open was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Mauthausen, Austria between 6 and 12 May 2024.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ARG | Francisco Comesaña | 96 | 1 |
| ARG | Román Andrés Burruchaga | 148 | 2 |
 CAN | Gabriel Diallo | 154 | 3 |
 FIN | Otto Virtanen | 158 | 4 |
| GER | Benjamin Hassan | 159 | 5 |
 SVK | Jozef Kovalík | 164 | 6 |
| FRA | Ugo Blanchet | 165 | 7 |
 JPN | Sho Shimabukuro | 171 | 8 |
The following players received wildcards into the singles main draw:
Sandro Kopp Joel Schwärzler Sebastian SorgerThe following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Lucas Pouille def. Jozef Kovalík 6–3, 6–3. Constantin Frantzen / Hendrik Jebens def. 
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