Félix Auger-Aliassime defeated Aleksandar Kovacevic in the final, 6–2, 6–7(7–9), 7–6(7–2) to win the singles tennis title at the 2025 Open Occitanie.

It was his second title of the season, and seventh career ATP Tour singles title.

[1][2] Kovacevic was the first qualifier to reach the final.

Alexander Bublik was the defending champion,[3] but lost to Kovacevic in the quarterfinals.

[4] The top four seeds received a bye into the second round.