| 2023 Salzburg Open | |
|---|---|
| Date | 10–16 July |
| Edition | 3rd |
| Surface | Clay |
| Location | Salzburg, Austria |
| Champions | |
| Singles | |
 Sebastian Ofner | |
| Doubles | |
 Andrey Golubev /  Denys Molchanov | |
The 2023 Salzburg Open was a professional tennis tournament played on outdoor clay courts. It was the third edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Salzburg, Austria between 10 and 16 July 2023.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP | Roberto Carballés Baena | 57 | 1 |
 PER | Juan Pablo Varillas | 63 | 2 |
| AUT | Sebastian Ofner | 72 | 3 |
 BRA | Thiago Monteiro | 95 | 4 |
 ARG | Juan Manuel Cerúndolo | 111 | 5 |
| AUT | Jurij Rodionov | 118 | 6 |
| ARG | Facundo Bagnis | 126 | 7 |
| AUT | Filip Misolic | 141 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Alex Barrena
Maxime Chazal 
Viktor Durasovic Sandro Kopp
Blaž Rola 
Akira Santillan Sebastian Ofner def. Lukas Neumayer 6–3, 6–2. Andrey Golubev / Denys Molchanov def. 
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