The 2023 Bratislava Open was a professional tennis tournament played on clay courts. It was the 4th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Bratislava, Slovakia between 12 and 18 June 2023.
Singles main-draw entrants
Seeds • 1 Rankings are as of 29 May 2023. Other entrants The following players received wildcards into the singles main draw: • Lukáš Pokorný • Peter Benjamín Privara • Fernando Verdasco The following player received entry into the singles main draw as an alternate: • Kacper Żuk The following players received entry from the qualifying draw: • Jérôme Kym • Illya Marchenko • Gerald Melzer • Lukas Neumayer • Vitaliy Sachko • Mohamed Safwat ==Champions==