Ken Adachi (1929 – February 9, 1989) was a Canadian writer and literary critic, who was associated with the Toronto Star's literary section from 1976 until his death. Born to Japanese immigrants in Vancouver, British Columbia, Adachi was interned with his family at Slocan during World War II. Following the end of the war, Adachi became editor of the New Canadian, a Japanese Canadian newspaper formerly edited by Tommy Shoyama, and studied English literature at the University of Toronto. He subsequently taught at the University of Toronto from 1958 to 1971, and at the University of Maryland from 1964 to 1968.