John Alec Entwistle (9 October 1944 – 27 June 2002) was an English musician, singer, songwriter, composer, film and music producer. In a music career that spanned more than 40 years, Entwistle was best known as the original bass guitarist for the English rock band the Who. He was the only member of the band to have formal musical training. He was inducted into the Rock and Roll Hall of Fame as a member of the Who in 1990.