Ati people, a Negrito ethnic group in the PhilippinesAti language (Philippines), the language spoken by this people groupAti-Atihan festival, an annual celebration held in the PhilippinesAti language (China), an unclassified Loloish language of Huaning County, Yunnan, ChinaAti, a queen of the fabled Land of Punt in AfricaAti, Chad, a town in ChadAti, Iran, a village in Khuzestan Province, IranMaha Ati, one of the nine subdivisions of Buddhist Tantra in the Nyingma school