Harry Thomas Patterson, OC OOnt (June 11, 1920 – February 23, 2005) was a Stratford, Ontario born journalist who went on to found the Stratford Festival of Canada, then called the Stratford Shakespearean Festival, the largest theatre festival in Canada. Patterson was made an Officer of the Order of Canada in 1967 and was also awarded the Order of Ontario. He also received honorary degrees from the University of Toronto and the University of Western Ontario. One of the festival theatres was named after him in 1991, as is one of the islands in the Avon River.