William W. Campbell may refer to:

• William Wallace Campbell (1862–1938), American astronomer
• William W. Campbell (New York congressman) (1806–1881), US congressman from New York
• William Wildman Campbell (1853–1927), Ohio politician
• William Wilfred Campbell (1858–1918), Canadian poet
• William W. Campbell (New York state senator) (1870–1934), American lawyer and politician from New York
• William W. Campbell (Schenectady County, NY), New York assemblyman 1921, in 144th New York State Legislature

See also

• William Campbell (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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