RFA Derwentdale (A114) was a Dale-class fleet tanker and landing ship (gantry) of the Royal Fleet Auxiliary. She served during the Second World War. She was taken over by the Admiralty and completed as a Landing Ship Gantry carrying 15 LCMs with accommodation for 150 military personnel. She was present at the landings in Madagascar, North Africa, Sicily and Italy. She was damaged by bombing at Salerno and towed to the UK via Malta to be re-engined with engines from the Denbydale. She returned to service as a tanker in 1946, her extra accommodation was used for passengers whilst freighting oil on the Trinidad to UK run. She was decommissioned on 19 May 1959 and was laid up at Rosyth.