Cyril Knowlton Nash, OC, OOnt (November 18, 1927 – May 24, 2014) was a Canadian journalist, author and news anchor. He was senior anchor of CBC Television's flagship news program, The National from 1978 until his retirement in 1988. He began his career in journalism by selling newspapers on the streets of Toronto during World War II. Before age 20, he was a professional journalist for British United Press.