William Buckner
William Buckner may refer to
- William Quinn Buckner (born 1954), former American basketball player and coach
- Bill Buckner (born 1949), former Major League Baseball first baseman
- Billy Buckner (born 1983), Major League Baseball pitcher
- William Buckner (Irish MP), Irish politician, for Dungarvan
- William Buckner (priest) (1605–1657), English Anglican priest