2023-10-16 Antwerp

The 2023 European Open was a men's tennis tournament played on indoor hard courts in Antwerp, Belgium, that was part of the ATP 250 series of tournaments on the 2023 ATP Tour. It was the 8th edition of the European Open and was held 16 to 22 October.

On 1 March 2022, the ATP, WTA, ITF and the four grand slam tournaments announced as a result of the Russian war in Ukraine, Belarus and Russia would not be allowed to play in tournaments under the names or flags of their countries. The tennis players are able to compete in tournaments but not under the Russian or Belarusian flags.

Singles

 * Seeds
 * Draw