Sir Joseph Jackson Cleary, JP (26 October 1902 – 9 February 1993) was a British Labour Party politician.
In 1934, Liverpool Wavertree's Conservative Member of Parliament (MP) Ronald Nall-Cain succeeded to the peerage, and Cleary was selected as the Labour candidate for the resulting by-election on 6 February 1935.
Twenty years after losing his seat in the House of Commons, he re-entered the fray to contest Liverpool Walton in the 1955 general election.
[3] He was knighted in the 1965 Queen's Birthday Honours List and made a Freeman of the City of Liverpool in 1970.
Sir Joseph Cleary enjoyed one of the longest post-service lifespans of any former MP, at 57 years and 87 days.