Crowell, Deborah J. (O'Brien) of Woburn, formerly of Lexington. After fighting a hard and courageous battle, it is with great sadness we announce the passing of Deborah, on May 1, 2021. Beloved daughter of Kathleen A. Carcione of Woburn and the late David J. O'Brien of Lexington. Loving sister of Maureen Cunningham and her husband Chad, Michael K. O'Brien, Connor O'Brien, Colleen O'Brien, and the late David J. O'Brien Jr. and Eamonn O'Brien. Devoted and proud aunt of Flannery O'Brien, Aine O'Brien, Keaghan O'Brien, Justin Hart, Victoria Hart, Jack Holmes, Alec O'Brien, and Colin O'Brien. Loving girlfriend of Doug Renna.  A Mass of Christian burial will be held Friday May 7 at St. Brigid Church, 1981 Mass. Ave. Lexington at 10am. Visiting hours Thursday at the Douglass Funeral Home from 5pm to 8pm. Relatives and friends are kindly invited. Donations in her memory may be made to the Juvenile Diabetes Research Foundation. Interment Westview Cemetery, Lexington