John Davenport (died 6 January 1941) was a British trade unionist.
Davenport came to prominence as an activist in the United Order of General Labourers (UOGL), working alongside Bob Merry.
He was identified by Ben Tillett as one of the most able officials in the various unions of general workers.
[1] In 1913, he became the general secretary of the UOGL,[2] also representing it at the Trades Union Congress (TUC).
[3] In 1924, Davenport was re-elected to the General Council of the TUC, this time as a representative of the TGWU.