Ainsworth Rand Spofford (12 September 1825 – 11 August 1908) was an American journalist and publisher. He was the sixth Librarian of the United States Congress from 1864 to 1897. Spofford was born in Gilmanton, New Hampshire. Ill health prevented him from attending Amherst College. He instead, at age 19, moved to Cincinnati, Ohio, where he became a bookseller, publisher, and newspaper man.