William Bradshaw Bell, OBE, JP (9 October 1935 – 9 June 2020), was an Ulster Unionist Party (UUP) politician from Northern Ireland, and a former Lord Mayor of Belfast. Bell was a Member of the Northern Ireland Assembly (MLA) for Lagan Valley from 1998 to 2007. He served as a Councillor on Belfast City Council from 1976 to 1985 and was Lord Mayor of Belfast from 1979 to 1980. He also served on Lisburn Council (1989–2007) and was Mayor of the City of Lisburn in 2003. He was appointed a Justice of the peace in 1985, and was a member of the Northern Ireland Housing Council.