William Joseph Humphrey MBE (born 17 October 1967) is a former Democratic Unionist Party (DUP) politician who was a Member of the Northern Ireland Assembly (MLA) for North Belfast from 2010 to 2022.

Born in the Woodvale area of Belfast, Humphrey studied at the Boys' Model School.

[5] He moved to contest West Belfast at the UK general election, 2010, but took only 7.6% of the votes cast.

Referencing his predecessor, Humphrey said, "Nigel has a proven track record of dedicated hard work on the ground, making a difference in peoples' lives within the Constituency...That will be the record I will strive to emulate.

"[8] Humphrey was appointed Member of the Order of the British Empire (MBE) in the 2021 New Year Honours for public service, particularly during the COVID-19 response.