Lowdon is both a surname and a given name. Notable people with the name include: Elsie Motz Lowdon (1883–1960), American painter of portrait miniatures Graeme Lowdon (born 1965), British businessman Syd Lowdon (1936–2017), English rugby league player Lowdon Heller (1924–2016), American politician
See also Ann Lowdon Call (1945–2007), American equestrian