Morris Jacob Fish, CC KC (born November 16, 1938) was a judge of the Supreme Court of Canada from 2003 to 2013.^[1]

Born in Montreal, Quebec, the son of Aaron S. Fish and Zlata Grober, he received a Bachelor of Arts (with distinction) in 1959 and a Bachelor of Law (first class honours) in 1962 from McGill University (where he was selected as the Articles Editor for the McGill Law Journal).^[2] Upon graduation from law school, he was awarded the Greenshields Prize, the Crankshaw Prize for Highest Standing in Criminal Law and the Macdonald Travelling Scholarship.^[3]

He practiced law mostly in Quebec for the law firm Cohen, Leithman, Kaufman, Yarosky & Fish which later became Yarosky, Fish, Zigman, Isaacs & Daviault between 1967 and 1989. He also lectured at a number of Canadian law schools. His expertise in practice and teaching was criminal law. He was appointed to the Quebec Court of Appeal on June 30, 1989 and was elevated to the Supreme Court of Canada on August 5, 2003, replacing Charles Gonthier. He retired from the Court on August 31, 2013.

Awards

• Appointed Queen's Counsel, 1984^[4]
• Honorary degrees from:
  • Yeshiva University, 2009^[5]
  • McGill University, 2001^[6]
• G. Arthur Martin medal for outstanding contribution to criminal justice, 2011^[7]
• Invested as a companion of the Order of Canada, 2016^[8]