William Boyd Hornidge (16 September 1856[1] – January 1909) was a British trade unionist.
[2] In 1876 he became a laster, joining the National Union of Boot and Shoe Riveters and Finishers (NUBSRF), and serving on its London branch committee.
[2] However, he struggled to find work an, in search of employment, he moved to Northampton.
[3] In 1899, Hornidge narrowly beat Thomas Frederick Richards to become the General Secretary of the renamed National Union of Boot and Shoe Operatives,[3] and he served as President of the Trades Union Congress in 1903.
[4] However, he suffered increasingly from bronchial asthma, found difficulty in fulfilling his duties, and was asked to stand down from his union office in late 1908.