Swimmer Tricia Duncan is the older sister of Tim Duncan, who professionally played what sport for 19 years
Tim Duncan Timothy Theodore Duncan (born April 25, 1976) is an American retired professional basketball player who played his entire 19-year career with the San Antonio Spurs of the National Basketball Association (NBA). Widely considered to be the greatest power forward of all time, he is a five-time NBA champion, two-time NBA MVP, three-time NBA Finals MVP, NBA All-Star Game MVP and NBA Rookie of the Year. He is also a 15-time NBA All-Star and the only player to be selected to both the All-NBA and All-Defensive Teams in all of his first 13 seasons.
Lauren Jackson Lauren Elizabeth Jackson {'1': ", '2': ", '3': ", '4': "} (born 11 May 1981) is an Australian former professional basketball player. The daughter of two national basketball team players, Jackson was awarded a scholarship to the Australian Institute of Sport (AIS) in 1997, when she was 16. In 1998, she led the AIS side that won the Women's National Basketball League (WNBL) championship. Jackson joined the Canberra Capitals for the 1999 season when she turned 18, and played with the team off and on until 2006, winning four more WNBL championships. From 2010 to 2016, Jackson played with the Canberra Capitals, which she did during the Women's National Basketball Association (WNBA) offseason during the time she continued WNBA play.