Mathew J. Hill, age 30, of Lowell, formerly of Billerica, died suddenly, Monday, January 4, 2016 at Lowell General Hospital. He was a beloved son, fiancé, father, brother, grandson, nephew and cousin. Born in Cambridge, May 13, 1985, Mathew was the son of Raymond A. and JoAnn M. (Baia) Hill. He grew up in Billerica and attended Billerica Memorial High School. Besides his parents, he is survived by his fiancée, Angela Dellisola, their daughter, Jaylin Rae and son, Mathew Hill, Jr.; his brothers, Joe Hill of Virginia and Jeff Hill of Illinois; his grandfather, Vincent Baia, his aunts and uncles, Kathy and Peter Skillman, Martha Johnson, and Linda and Joe O'Brien, along with many other relatives and friends. He was also the grandson of the late Martha Baia, nephew of the late Janice Dodier, Betty Jean McGinnis, Michael Baia, and William Johnson, and cousin of the late Elizabeth McGinnis.