The Ando (安東) clan was a samurai family, which ruled extensively from Tsugaru region of Mutsu Province, situated in the northernmost region on the Japan Sea side of Honshu to the Akita Country of Dewa Province, during the medieval Japan.
安東氏（あんどうし）は、日本の中世に本州日本海側最北端の陸奥国津軽地方から出羽国秋田郡の一帯を支配した武家。