Ronald Redvers Loveday (10 March 1900 – 17 January 1987) was a South Australian politician who represented the South Australian House of Assembly seat of Whyalla from 1956 to 1970 for the Labor Party. He was a wheat-grower and union director prior to joining the Parliament. He was the Minister for Education in the Walsh government, and was responsible for the overhaul of many of the old policies of the 33-year old Liberal and Country League Playford government, reforming South Australian education.