Italian Roberta Vinci (#43) reaches her very first semifinal in any of the grand slams. She has been a perennial quarterfinalist in this tournament, reaching it in 2012, 2013 and again this year. This is also the farthest she has reached in any of the grand slams.
This was her journey to the quarterfinals -
1R: Vania King (USA) (#414)
2R: Denisa Allertova (CZE) (#77)
3R: Mariana Duque-Marino (COl) (#96)
4R: Eugenie Bouchard (CAN) (#25)
QF: Kristina Mladenovic (FRA) (#40)
SF: Serena Williams (#1)