Alexander Bublik defeated Arthur Fils in the final, 6–4, 6–4 to win the singles title at the 2023 European Open. It was his third ATP Tour singles title.
Félix Auger-Aliassime was the reigning champion, but chose to compete in Tokyo instead.
Seeds The top four seeds received a bye into the second round.
Draw
Finals
Top half
Bottom half
Qualifying Seeds
Qualifiers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
References
External links Main draw Qualifying draw