The Williams sisters will be the top-ranked doubles team for the first time in their careers next week. They clinched the No. 1 spot by winning their French Open semifinal 2-6, 6-2, 6-4 against Anabel Medina Garrigues and current No. 1 Liezel Huber.

The sisters are currently ranked No. 1 and No. 2 in singles, with Serena holding the top spot.