2023 Grand Prix Hassan II – Singles
| Singles | |
|---|---|
| 2023 Grand Prix Hassan II | |
| Champion | Roberto Carballés Baena |
| Runner-up | Alexandre Müller |
| Score | 4–6, 7–6(7–3), 6–2 |
| Draw | 28 (4 Q / 3 WC ) |
| Seeds | 8 |
Roberto Carballés Baena defeated Alexandre Müller in the final, 4–6, 7–6(7–3), 6–2 to win the men's singles tennis title at the 2023 Grand Prix Hassan II. It was his second ATP Tour singles title.
David Goffin was the reigning champion, but withdrew due to injury before the tournament.