O'Brien, Marguerite Mary (White) of Winchester, formerly of Lexington, March 18, 2023. Beloved wife of the late Charles F. O'Brien, Sr. Loving mother of Karen O'Brien and her husband Donald Thomson of Winchester, Charles O'Brien Jr. of Burlington, Kathleen O'Brien Hobart and her partner Rudy Dunn of Stoneham, Kerry Higgins and her husband Thomas of Dover, Patricia DiSilva and her husband Matthew of Reading, and the late Kevin O'Brien. Devoted sister of Lorraine Ruleria of Thornton, NH, Robert White of Woburn, and the late John "Red" White, William White, and Francis White. She is also survived by 11 grandchildren, 7 great grandchildren, and many nieces and nephews, whom she loved very much.

Margie was always on-the-go, she loved to travel and to read her books, and above all she valued her Faith and her Family .

Funeral from the Douglass Funeral Home, 51 Worthen Rd. Lexington Wednesday March 22 at 9am followed by a Mass of Christian burial at St. Brigid Church, Lexington at 10am. Visiting hours Tuesday from 4pm to 7pm. Relatives and friends are kindly invited. Donations in her memory may be made to Jennifer's Gift of Hope, P.O. Box 108, Maynard, MA 01754. Interment Westview Cemetery, Lexington.