William Cleary

William Cleary may refer to:


 * William E. Cleary (1849–1932), U.S. Representative from New York
 * William J. Cleary (1870–1952), American politician
 * William James Cleary (1885–1973), Australian brewery and railway executive
 * William Castle Cleary (1886–1971), British civil servant
 * Bill Cleary (Australian footballer) (1868–1942), Australian rules footballer
 * Bill Cleary (footballer, born 1931) (1931–1991), English soccer player
 * Bill Cleary (ice hockey) (born 1934), American ice hockey player and coach
 * Bill Cleary (Irish footballer), Irish soccer player