William Lathrop may refer to:

• William Lathrop (politician) (1825–1907), U.S. Representative from Illinois.
• William Langson Lathrop (1859–1938), American landscape painter
• William Addison Lathrop, American author, playwright, and screenwriter
• Bill Lathrop (1891–1958), American baseball pitcher

Topics referred to by the same termThis disambiguation page lists articles about people with the same name.
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