Leo Clarke may refer to:
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Leo Clarke (VC) (1892–1916), Canadian recipient of the Victoria Cross
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Leo Clarke (bishop)
Leo Morris Clarke (29 August 1923 – 3 June 2006) was an Australian bishop of the Roman Catholic Diocese of Maitland in New South Wales from 1976 to 1995.
Following the death of Bishop John Toohey in September 1975, Clarke was ordained the si ...
(1923–2006), Australian bishop
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Leo Clarke (footballer) (1930–2007), Australian rules footballer
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Leo Clarke (rugby league) (born 1978), Australian rugby league footballer
{{hndis, Clarke, Leo