Thomas Oliver Chaplin (born 8 March 1979) is an English musician, best known as the co-founder and lead singer of the British alternative rock band Keane.

Chaplin attended the University of Edinburgh, prior to dropping out to pursue a career in music.

Tim Rice-Oxley invited Chaplin to join the band as an acoustic guitar player.

During their stint in London, Chaplin shared a flat with Rice-Oxley in Stoke Newington and they tried to get money for rehearsal time.

Since Scott left in 2001, he primarily takes lead vocals, but also plays the organ on "Hamburg Song" during some live gigs, as well as a distorted piano on some tracks from their second album.

in November 2004 doing a solo on the line "feed the world", something that had not been done on previous versions where all artists sang.

On 6 September 2016, Chaplin announced he would be playing eight intimate solo shows across the UK in October 2016.

Since May 2006, he has used a Yamaha CP60M for live piano parts in "A Bad Dream", "The Frog Prince" and "Crystal Ball".

Tom plays three different Fender Telecaster guitars: one red, one white and one light blue.

[11] Chaplin is a keen golfer,[12] supporter of Ipswich Town and of the England cricket team.

He and his bandmates cancelled their North American tour for his rehabilitation after he left their hotel in Japan with no warning, choosing to fly back to Britain alone.

He left the Priory clinic in London on 6 October, but continued to receive treatment after leaving.