Venus Williams has won a Grand Slam.
Venus Williams . 1 in doubles with Serena after they won their 4th consecutive grand slam doubles title at Roland Garros . From the 2000 Wimbledon Championships to the 2001 US Open , Williams won four of the six Grand Slam singles tournaments held . She is one of only six women in the Open Era to win 200 or more main draw Grand Slam singles matches . On the other side , the pair have won 14 Grand Slam doubles titles playing alongside each other and are undefeated in Grand Slam finals .