Alzamay (Russian: Алзамай; IPA: [ɐlzɐˈmaj]) is a town in Nizhneudinsky District of Irkutsk Oblast, Russia, located on the Toporok River (Angara River's basin) 600 kilometers (370 mi) northwest of Irkutsk, the administrative center of the oblast, and 90 kilometres (56 mi) from Nizhneudinsk, the administrative center of the district.