Timothy Andrew Shaw is an American former Olympic medal-winning swimmer and water polo player. He swam at the 1976 Summer Olympics and played on the American team at the 1984 Summer Olympics. He is one of a handful of athletes to win Olympic medals in two different sports. Between 1974 and 1984, Shaw won two Olympic silver medals; three world championships; seven U.S. Amateur Athletic Union national titles; and three U.S. National Collegiate Athletic Association championships.

The United States was the host nation of the 1984 Summer Olympics in Los Angeles, California. It was the nineteenth time that Team USA participated, having boycotted the 1980 Summer Olympics. 522 competitors, 339 men and 183 women, took part in 217 events in 25 sports.