William Sanday may refer to:
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William Sanday (theologian) (1843–1920), British theologian and biblical scholar
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William Sanday (RAF officer)
Lieutenant-Colonel William Douglas Stock Sanday, (born 1883) was a British World War I flying ace credited with five aerial victories.
Early life and family background
Sanday was born in Woolton, Lancashire, the third and youngest son of Samue ...
(1883–?), British World War I flying ace
{{hndis, Sanday, William