William J. Young

William J. Young may refer to:


 * W. J. Young (William John Young, 1827–1896), American industrialist, founder of the W.J. Young Company
 * William John Young (pastoralist) (1850–1931), Australian company chief executive and station manager
 * William John Young (biochemist) (1878–1942), English biochemist
 * William J. Young (coach) (1881–1957), American college basketball and football coach