William Sears may refer to:
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William Sears (Baháʼí) (1911–1992), American author, sportscaster and prominent member of the Baháʼí Faith
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William Sears (physician) (born 1939), American pediatrician and author
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William Sears (politician) (died 1929), Irish politician
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William J. Sears (1874–1944), U.S. Representative from Florida
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William R. Sears
William Rees Sears (March 1, 1913 – October 12, 2002) was an aeronautical engineer and educator who worked at Caltech, Northrop Aircraft, Cornell University (as the J. L. Given Professor of Engineering), and the University of Arizona.
He was a ...
(1913–2002), American aerodynamicist
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William R. Sears (New York politician) (1928–1998), New York politician
{{hndis, Sears, William