Flying Officer Stanley Harry Barnard was a Brazilian airman of the Royal Air Force Volunteer Reserve who was killed during the Second World War.

Barnard was born in Recife, Pernambuco, the son of Harold Ernest and Corina Duarte Barnard. He was assigned to 168 Squadron, equipped with P-51 Mustangs, when he died while supporting the D-Day landings on 6 June 1944, aged 22.

Barnard has no known grave and is commemorated by the Runnymede Memorial.

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