Alsunga Municipality () was a municipality in the historical region of Courland in Latvia. The municipality was formed in 2009 from Alsunga Parish. The administrative centre was Alsunga.
The municipality consisted of the following villages and settlements: Alsunga, AlmÃÂle, Balande, Dienvidstacija, Ziedlejas, BÃÂrzkalni, Bà «cmaà Âi, GrÃÂveri, Reãi. As of 2020, the population was 1,268.
On 1 July 2021, Alsunga Municipality ceased to exist and its territory was merged into Kuldëga Municipality as Alsunga Parish.