William Cline

Bill or William Cline may refer to:


 * Milton William Cline (1825–1911), American sailor, soldier, scout and pioneer
 * William Cline Borden (1858–1934), American surgeon and key planner of Walter Reed Army Medical Center
 * William Cline (cinematographer) (1903–1976), American film and TV director of photography, a/k/a Wilfrid M. Cline
 * William A. Cline (1910–2012), American defense attorney in 1944 Court-Martial of Jackie Robinson
 * William C. Cline, American film historian during 1960s–1990s specializing in serials (King of the Rocket Men)
 * William R. Cline (born 1941), American economist, Senior Fellow at Peterson Institute for International Economics
 * Bill Cline (born 1943), Canadian football player