2023 Mallorca Championships – Singles

Singles
2023 Mallorca Championships
Champion Christopher Eubanks
Runner-up Adrian Mannarino
Score6–1, 6–4
Draw28
Seeds8

Christopher Eubanks defeated Adrian Mannarino in the final, 6–1, 6–4 to win the singles title at the 2023 Mallorca Championships. It was Eubanks' first ATP singles title. He saved five match points in the semifinals against Lloyd Harris.

Stefanos Tsitsipas was the defending champion, but lost in the second round to Yannick Hanfmann.

The tournament marked the final professional appearance of former world No. 12 Feliciano López. He lost in the quarterfinals to Hanfmann.