Maurice Tynes was born in Dartmouth, Nova Scotia, in 1915. After the Second World War, Tynes settled in Little Burgundy, a neighborhood in South-West Montreal.
During the Second World War, Tynes served in the Canadian Armed Forces as part of the North Nova Scotia Highlanders infantry regiment. He later worked as a Feed Grain Operator for the Port of Montreal, where he worked until his retirement around 1975. Tynes had two children: Linda Jones and Robert Tynes.
Maurice Tynes passed away in Montreal in 1978 at the age of 63.