William was born on October 30th, 1796 in Chatteris Cambridge. William's father was Thomas Lemon and his mother was Elizabeth Sewell. His maternal grandparents are <Unknown> and <Unknown>. He had three brothers and three sisters, named John, Thomas, James, Ann, Elizabeth and Mary. He was the sixth oldest of the seven children. He died at the age of 63 on September 12th, 1860.