Imants Zemzaris (born 14 April 1951) is a Latvian composer and teacher.
His family is famous in Latvia due to his grandfather Janis Endzelins. A native of Riga, he studied in Emils Darzins Music School and Latvia State Conservatory with Adolfs Skulte. Among his compositions are chamber and vocal music, as well as music for theatre and movies. He is also an interpreter of his own piano music.