High Quality Content by WIKIPEDIA articles! John Richard Deacon (born 19 August 1951), also known as Deacon John, is a retired English musician, best known as the bass guitarist for the rock band Queen. Of the four members of the band, he was the last to join and also the youngest, being only 19 years old when he joined. Deacon wrote a number of Queen's hit singles, including "You're My Best Friend", "Spread Your Wings", "Back Chat", "I Want to Break Free" and the band's biggest selling single in the United States, "Another One Bites the Dust", as well as a number of album tracks. He also played rhythm and acoustic guitars on several albums as well as occasional keyboards, synthesizer and programming. He frequently provided backing vocals during live shows.