William R. Johnson (disambiguation)

William R. Johnson was an American businessperson and former president and CEO of Heinz.

William R. Johnson may also refer to:
 * William R. Johnson (minister) (born 1946), American gay Protestant clergyperson
 * William Reynold Johnson (1930–2009), American judge and politician in the U.S. state of New Hampshire
 * William Richard Johnson (1875–1938), American congressman in the U.S. state of Illinois
 * William Robert Johnson (1918–1986), American Roman Catholic Bishop of Orange
 * William Robert Johnson (cricketer) (born 1962), English cricketer
 * William Roy Johnson (1947–2005), American freestyle swimmer