The 2023 Open Aix Provence, known as the Open Aix Provence Crédit Agricole, was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Aix-en-Provence, France between 2 and 7 May 2023.
The following players received wildcards into the singles main draw:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers: