Christopher Pratt studied fine arts at Mount Allison University in Sackville, New Brunswick and at the Glasgow School of Fine Arts. He graduated in 1961 and returned to St. John's Newfoundland, where he became the first curator of Memorial University's Art Gallery. In 1963, Christopher Pratt and his wife Mary moved to St. Mary's Bay, where they raised their family and painted most of their work.

In 1972, Christopher Pratt received an Honorary Degree (Lit.) from Mount Allison University in Sackville, followed in 1973 by the Order of Canada (Officer). He was appointed Companion of the Order of Canada in 1983 and received an Honorary Doctorate in 1996 from Dalhousie University in Halifax, Nova Scotia

Selected exhibitions since 1961 include shows at the National Art Gallery of Canada, Expo '67 Montreal, Vancouver Art Gallery, Musee d'art Moderne Paris, France, Edmonton Art Gallery, Art Gallery of Ontario, Glenbow Museum Calgary, Beaverbrook Art Gallery, Fredericton, Memorial University, St. John's.

"Christopher Pratt Paintings, Prints and Drawings" was shown at the Canadian Cultural Centre Gallery, London, England and traveled to Paris, Brussels and Dublin. Christopher Pratt's work is part of many principle collections across Canada.