Marie A. ((DeMattia) Bianchi, of Haverhill, a former longtime resident of Millis, passed away on August 31, 2018. She was 86 years old. Marie was the beloved wife of Philip A. Bianchi. Sister of Lorraine Principe, Marie was the aunt of William DeMattia, Alan Demattia and Karen Conti. She is aso survived by many great nieces and nephews. A Graveside service will be held at Prospect Hill Cemetery, Auburn Rd., Millis on Wednesday, October 24th at 11am.