Samuel Joseph Dolin (22 August 1917 – 13 January 2002) was a Canadian composer, music educator, and arts administrator. An associate of the Canadian Music Centre and a founding member of the Canadian League of Composers (CLC), he served as the CLC's vice president from 1967 to 1968 and president from 1969 to 1973. He was also vice-president of the International Society for Contemporary Music (ISCM) from 1972 to 1975 and chairman of the ISCM's Canadian Chapter from 1970 to 1974. From 1945 to 2001 he taught music composition, music theory, and piano at The Royal Conservatory of Music where he trained dozens of notable Canadian composers.