Mary Louise Leduc, age 73, a resident of Gladwin, died December 26, 2011 at Port Huron Hospital. She was born February 8, 1938 in Detroit to the late Rolly and Teresa Goodspeed. She is survived by her husband, Robert Leduc; daughter, Theresa Mark Kornak; brother, Frederick Joan Goodspeed; and grandchildren Maximus and Elijah.