Between Hana Mandlíková and Johan Kriek, who won more Grand Slam singles at the French Open?
Johan Kriek Johan Kriek (born April 5, 1958) is a South African-American professional male tennis player and founder of the Global Water Foundation, a non-profit organization dedicated to delivering clean water to the world's neediest communities. Kriek won two Australian Opens and reached the semifinals at the French Open and US Open, as well as the quarterfinals of Wimbledon. He won 14 professional singles and 8 doubles titles, reaching a career-high singles ranking of World No. 7. Kriek's most memorable wins include victories over Andre Agassi, Jimmy Connors, John McEnroe, Guillermo Vilas, Stefan Edberg, Michael Chang, Vitas Gerulaitis and Björn Borg.
Graf–Navratilova rivalry Steffi Graf and Martina Navratilova met 18 times during their careers. Their overall head-to-head series is tied 9–9, with Graf having a 4–2 record in Grand Slam finals and Navratilova having a 5–4 record in Grand Slam matches winning the last Grand Slam match between the two of them despite being 34 at the time. Both appeared in 3 consecutive Wimbledon Singles finals (1987–89) and thrilled the fans with their enthralling tennis.