William Hansen

William Hansen may refer to:

Politics

 * William C. Hansen (1891–1983), American educator and politician
 * William D. Hansen, American businessman and politician
 * William O. Hansen (1860–1930), American politician
 * Bill Hansen (politician) (born 1931), American politician in Iowa

Others

 * William Hansen (actor) (1911–1975), American actor
 * William Hansen (classicist) (born 1941), American scholar and author
 * William Hansen (field hockey) (born 1939), Belgian Olympic hockey player
 * Bill Hansen (scientist) (born 1949), American scientist
 * W. W. Hansen (William Webster Hansen, 1909–1949), American physicist
 * Willy Hansen (Willy Falck Hansen, 1906–1978), Danish cyclist