Between Andrei Olhovskiy and Jelena Janković, who became a pro earlier?
Andrei Olhovskiy Andrei Stanislavovich Olhovskiy (Russian: Андрей Станиславович Ольховский ) (born 15 April 1966) is a former tennis player from Russia, who turned professional in 1989.
Irina Spîrlea Irina Spîrlea (born 26 March 1974) is a Romanian former tennis player who turned professional in 1990. She won four singles and six doubles titles during her career. Spîrlea reached her highest individual ranking on the WTA Tour on 13 October 1997, when she became number 7 in the world. She retired in 2000.