Marie L. Baker, age 64, died Wednesday, March 19, 2014, at Sawtell Family Hospice House in Reading after a long illness. She was the beloved wife of the late William R. Baker to whom she was married 40 years. Marie was born in Charlestown, February 10, 1950, the daughter of Helen (Ducey) Reilly and the late Charles Reilly. Prior to her illness, she worked as an office manager. A resident of Billerica for 27 years, Marie was a member of St. Theresa's Parish. She is survived by her three daughters, Caryn Baker and her husband, Jarred Hansford, of Andover, Brenda Baker and her fiancé, Matt Costa, of Woburn, and Kelly Baker and her companion, Nick Olejnikow, of Billerica; her mother, Helen (Ducey) Reilly of Stoneham; her siblings, Patricia Flynn, William Reilly, and Nancy Dunham-Herd, all of Stoneham, Kathleen Day of Sarasota, FL, Charles Reilly, Jr. of Woburn, Lynn Reilly Jackson of Chester, NH, and Robert Reilly of Melrose. She also leaves her many nieces, nephews, cousins and their extended families. She was the daughter of the late Charles Reilly.