Waltham - Mrs. Elizabeth A. (Chiasson) Aucoin, of Waltham, died Thursday, August 30, 2007 at Maristhill Nursing Home in Waltham. She was 95. Born in Nova Scotia, Canada, a daughter of the late Joseph and Donathild (Arsenault) Chiasson, she was a clerk for many years at the former Waltham Supermarket. Elizabeth also worked for many years at the Raytheon Corporation, but her greatest joy was being at home cooking and baking. She was the wife of the late Milton Aucoin and sister of the late David, Phillip, and William Chiasson, Lucy, Rebecca, and Delia LeBlanc and Mary Rose Bellevue. She leaves one daughter, Marcia A. MacClary of Waltham; her sister, Ida Delaire of Waltham; one grandson, Michael D. MacClary and his wife, Marisa, of Lexington; one great grandchild, Cal MacClary and many nieces and nephews. Relatives and friends are invited to attend Funeral Services on Saturday at 10 a.m. in The Joyce Funeral Home, 245 Main Street (Rte.20), Waltham. Burial will be private. Visiting hours will be held Friday from 5 to 8 p.m. Memorial donations may be made to The LeLand Home Activities Dept., 21 Newton Street Waltham, Mass 02453.