Winston Leonard Spencer-Churchill, KG, OM, CH, TD, PC, FRS (30 November 1874 – 24 January 1965) je oloselu ara Britani ti o gbajumo fun isolori re fun orílẹ̀-èdè Isodokan Ile-Oba ni asiko Ogun Agbaye Keji. O di Alakoso Agba Britani lati 1940 de 1945 ati lekansi lati 1951 deo 1955. Asiwaju pataki ati adoroso, Churchill tun je ogagun ni ise Adogun Britani, onitankiko, olukowe ati asona. Doni, ohun nikan ni he Alakoso Agba Britani to ba Ebun Nobel ninu Litireso, ati eni keji ti o je niyi bi Araalu Oniyi Isodokan awon Ipinle Amerika. Nigba to wa nibise ajagun, Churchill kopa ninu ise ologun ni India, Sudan ati Ogun Boer Keji. O gbajumo gege bi afiroyinranse ogun ati awon iwe to ko lati sejuwe awon ohun ton sele. Bakanna o tun sise ni ibise Adogun Britani ni Ojuogun Apaiwoorun ninu Ogun Agbaye Akoko, nibi to tidari awon Eso 6th ti Royal Scots Fusiliers.