Harold Leslie Hartley (27 May 1875 – 23 August 1958) was an engineer-fitter and member of the Queensland Legislative Assembly.
On leaving school he became an apprentice engineer at Burns & Twigg in Rockhampton before becoming an engineer-fitter with the Queensland Railways.
He fought with the 3rd Bushmen's Contingent during the 2nd Boer War and upon his discharge resumed his machine-shop duties.
He was a member of the Australian Workers' Union and the Amalgamated Miners' Association.
[1] On 23 April 1907 he married Emily Jane Campbell[1] (died 1957)[2] in Rockhampton and together had two sons.