Marelli, Mary L. (DeAngelis) ----- of Medford, September 30. Beloved wife of Charles Marelli. Devoted mother of Charles Marelli and his wife Bo of Lowell, Maria Marelli of Provincetown. Loving grandmother of Matthew, Jonathan and Brittany. Loving great-grandmother of Amara. Dear sister of Theresa Brown of Tewksbury. Funeral from the Dello Russo Funeral Home, 306 Main St., MEDFORD Saturday at 8 AM followed by a funeral mass celebrated in St. Raphael Church, 512 High Street, Medford, at 9 AM. Relatives and friends are respectfully invited to attend. Visiting hours Friday 4-8. Services will conclude with burial at Oak Grove Cemetery, Medford. In lieu of flowers contributions may be sent in Mary’s name to the Alzheimer's Association, c/o Development Department, 311 Arsenal Street, Watertown, MA 02472.