Auger-Aliassime had two chances to wrap up his seventh career singles title in straight sets, but was ultimately pushed to the limit in a 6-2, 6-7(7), 7-6(2) win.
The ABN AMRO Open 2025 main draw will begin on February 3, and the week-long event will conclude on February 9.
Canadian Felix Auger-Aliassime defeated qualifier Aleksander Kovacevic 6-2, 6-7, 7-6 to win the Open Occitanie in Montpellier, France on Sunday.