Trevor Walker represents the Barbuda People's Movement (BPM) and Barbuda in the House of Representatives. Trevor won the general election on 20 April 2004 with 408 votes from Arthur Nibbs of the Barbuda People's Movement for Change (BPMC) with 394. In 2009 he won the seat by a single vote.

Trevor Walker was first elected to the Barbuda Council in 2001. Trevor was educated at the Holy Trinity School and was awarded a degree in economics by the St Leo University in Florida. He worked at the K Club as the local manager for 9 years. His father, Rueben Harris, was Minister of Education for 18 years.