2023-10-23 Brest (c)

The 2023 Brest Challenger (known as Open Brest Crédit Agricole for sponsorship reasons) was a men's tennis tournament played on indoor hard courts in Brest, France, that was part of the Challenger 100 series of tournaments on the 2023 ATP Challenger Tour. It was the 8th edition of the Brest Challenger and was held 23–29 October.