William Anthony Toomey (born January 10, 1939, in Philadelphia, Pennsylvania) is a former American track and field competitor and the 1968 Olympic decathlon champion.
A graduate of Worcester Academy and the University of Colorado, Toomey was named ABC's Wide World of Sports Athlete of the Year in 1968. He received the James E. Sullivan Award as the top amateur athlete in the United States in 1969.
Toomey married Olympic gold-medal winning British athlete Mary Rand in 1969 and they had two daughters, Samantha and Sarah. They divorced after 22 years of marriage.
Toomey was head coach in track and field at the University of California at Irvine in the early 1970s.