Bettencourt of Tewksbury formerly of Billerica, July 8, 2017, Mary L. (Maciel) Bettencourt, age71. Beloved wife of the late Charles F. Bettencourt. Devoted mother of Steven Bettencourt and his wife, Shannon of Billerica, Karen Bettencourt of Lowell, Charles Bettencourt, Jr. of Tewksbury, Donna Bettencourt of Lowell and Lisa Collins and her husband, Matthew, of Lowell. Sister of Walter Maciel of Tewksbury, Robert Maciel of Tyngsboro, John Maciel of Maynard, Shirley O’Tool of Billerica, George Maciel of Pepperell, Deb Gallagher of Tewksbury and the late Edgar and Joseph Maciel. Loving grandmother of Mariah Martell, Jacob Bettencourt, Cody Bettencourt and Alannah Collins. Great grandmother to Amyih Martell. Graveside service will be held, Monday, July 17, in the Tewksbury Cemetery, at 10:00 a.m. Relatives and friends invited. Arrangements by Burns Funeral Home, Billerica. www.burnsfuneralhomes.com