William Donnelly or Willie Donnelly may refer to: William Ewart Donnelly, New Zealand schoolteacher William J. S. Donnelly (1844–1914), Newfoundland politician William M. Donnelly (1885–1946), American politician in Michigan William Donnelly (1845–1897), member of the Black Donnellys Willie Donnelly (footballer) (1872–1934), Irish footballer Willie Donnelly (hurler), Irish hurler William Donnelly, Scottish artist and archaeologist

Fictional Will Donnelly, character on television series Love Is a Many Splendored Thing