Daniel Patrick "Pat" Harrington, Sr. (February 6, 1901 – September 2, 1965) was a Canadian actor. His Broadway credits include "Panama Hattie" (1940), "Star and Garter" (1942), "The Front Page" (1946), "Call Me Madam" (1950) and "Sunday in New York" (1961). He also appeared in the early television series "A Couple of Joes" (1949) and "The Wonderful John Acton" (1953).