6. Youngest U.S. open quarter-finalist since 1997
Bencic had an amazing run at the 2014 U.S.open. She defeated world number 7, Angelique Kerber in the third round and former world number 1, Jelena Jankovic in the fourth. This made her the youngest quarter-finalist at the U.S. open since Martina Hingis in 1997.