Archibald James Florence "Archie" Macdonald (2 May 1904 – 20 April 1983) was a Scottish Liberal later Conservative politician and businessman. In his business career, Macdonald was Joint Chief Executive of Management Research Groups, London between 1937–40, Secretary of the Paint Industry Export Group, 1940–47, Director and Secretary of the Wartime Paint Manufacturers' Association, 1943–45; Director of Robert Bowran & Co. Ltd, a paint manufacturers from 1949–53. and from 1956 he was Director of Joseph Freeman Sons & Co. Ltd. which later became Cementone, serving as vice-chairman from 1962–66.