2023 ATP Lyon Open – Singles
Arthur Fils defeated Francisco Cerúndolo in the final, 6–3, 7–5 to win the singles tennis title at the 2023 ATP Lyon Open. It was his first ATP Tour title. Cameron Norrie was the defending champion, but lost in the semifinals to Cerúndolo. Mikael Ymer was defaulted during his second-round match against Fils after he smashed the umpire's chair with his racket. Seeds The top four seeds receive a bye into the second round. Draw Finals Top half Bottom half Qualifying Seeds Qualifiers Lucky loser Qualifying draw First qualifier Second qualifier Third qualifier Fourth qualifier References External links Main draw Qualifying draw ATP Lyon Open - Singles Lyon Open 2023 in French tennis