Barrett, Margaret (Kingston) 81, of Marshfield, formerly of Dorchester, Dec. 6, 2010. Wife of the late Arthur J. Barrett. Daughter of the late Thomas Kingston and Celia (Seaver) Kingston. Sister of Ruth Gallagher of Dorchester and the late Eileen Rosado of Maine. Mother of Karen Gatulis and her husband Jack of Marshfield, James A. Barrett and his wife Deborah of Quincy, Gail Desinor and her husband Wesly of Marshfield, Michael K. Barrett and his wife Tina of Northboro, Thomas K. Barrett of Marshfield, and Patricia Campbell and her husband Thomas of Marshfield. Loving grandmother of Patrick, Arthur, Allen, Ciara, Elijah, Rebekkah, Hannah, Rachel, Elizabeth, Spencer, Abigail and the late grandson Christopher Barrett. Funeral from the MacDonald Funeral Home,1755 Ocean Street(rte 139) Marshfield, Friday at 10:00 am, followed by a funeral mass in Our Lady of the Assumption Church, Careswell St Marshfield at 11:00 am. Visiting hours Thursday from 4-8 PM. Interment will be in Cedar Grove Cemetery in Dorchester. Contributions in Margaret's memory may be made to the American Heart Association, 30 Speen Street, Framingham, MA 01701. For online guestbook and directions please visit us at our website, macdonaldfuneralhome.com.