McCormack, Barbara Ann (Richardson) of Billerica formerly of Lexington passed away on Dec 30, 2021. Beloved wife of the late Robert Paul McCormack. Loving mother of John K and his wife Judith Ann of Billerica and  Linda Ann Santosuosso and her husband David Of Lexington. Dear Grandmother of Michael and Meghan McCormack and Caroline and Colleen Santosuosso. Great Grandmother of Bentley McCormack. Sister of the late Albert Richardson, Marion Killam and Martha Dubois. Also survived by many nieces and nephews. Funeral Service will be held at the Douglass Funeral Home 51 Worthen Rd. Lexington on Thursday Jan 6th at 11 AM. Visiting hours at the funeral home on Wednesday Jan 5th from 4 to 8 PM. Relatives and friends kindly invited to attend. COVID guidelines will be enforced, Face Masks are required. Interment Westview Cemetery Lexington. Donations in Barbara's Memory may be made to The American Heart Association PO Box 840692, Dallas, TX 75284-0692