Ian Johnston may refer to: Ian Johnston (cricketer) (born 1948), former Irish cricketer Ian Johnston (doctor) (1930–2001), pioneer of reproductive medicine in Australia Ian Johnston (field hockey) (1929–2020), Canadian field hockey player Ian Johnston (police commissioner) (1952–2023), police and crime commissioner for Gwent Police Ian Johnston (police officer) (born 1945), former chief constable of British Transport Police Ian Johnston (rowing) (1947–2018), Australian Olympic rower Ian Johnston (rugby league) (1927–2013), Australian rugby league footballer Ian Johnston (soccer), Australian footballer; see Australia national soccer team records and statistics Ian C. Johnston (born 1938), Canadian professor and translator of classical works Ian R. Johnston (born 1943), Australian human factors engineer and road safety advocate Ian Lawson Johnston, 2nd Baron Luke (1905–1996), British peer, businessman and philanthropist
See also Iain Johnstone (1943–2023), British film critic Iain M. Johnstone, statistician Ian Johnstone (disambiguation) Ian Johnson (disambiguation)