Swimmer Tricia Duncan is the older sister of Tim Duncan, who professionally played what sport for 19 years
Tricia Duncan Patricia "Tricia" Duncan (born August 21, 1973) is a retired swimmer for the U.S. Virgin Islands who participated in the backstroke at the 1988 Summer Olympics. Duncan finished 34th in the 100 m backstroke and 30th in 200 m backstroke. She is the older sister of NBA basketball player Tim Duncan. Duncan attended Swarthmore College.
Tim Shaw (swimmer) Timothy Andrew Shaw (born November 8, 1957) is an American former Olympic medal-winning swimmer and water polo player. He swam at the 1976 Summer Olympics and played on the USA's team at the 1984 Summer Olympics. He is one of a handful of athletes to win Olympic medals in two different sports. He was named World Swimmer of the Year in 1974 and 1975 by "Swimming World Magazine".