Johan Kriek, South African-American tennis player

Johan Christiaan Kriek (born April 5, 1958) is a retired South African-American tennis player and founder of the Global Water Foundation, a non-profit organization dedicated to delivering clean water to the world's neediest communities. He won two Australian Open titles and reached the semifinals at the French Open and US Open, as well as the quarterfinals of Wimbledon. Kriek won 14 professional singles and eight doubles titles, reaching a career-high singles ranking of world No. 7.

He attended Afrikaanse Hoër Seunskool (Afrikaans High School for Boys, also known as Affies), a public school located in Pretoria.

Kriek became a naturalized American citizen in August 1982. He currently resides in Palm Beach Gardens, FL with his wife, Daga and their children Karolina and Kristian.