William Senior may refer to:
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William Senior (journalist)
William Senior (29 March 1838 – 7 October 1920) was an Anglo-Australian journalist, angler, "Chief Hansard Short Hand Writer", co-founder of Brisbane's famed Johnsonian Club, editor and writer of short stories, known also by his pen name "Red S ...
(1837–1920), Anglo-Australian journalist
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William Senior (politician)
William Senior (9 February 1850 – 22 November 1926) was an English-born Australian politician. He was an Australian Labor Party member of the South Australian House of Assembly from 1904 to 1912. He was then a member of the Australian S ...
(1850–1926), Australian politician
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William Senior (historian) (1862–1937), English legal historian
{{hndis, Senior, William