Serena and Venus Williams defeated Květa Peschke and Katarina Srebotnik in the final, 6–2, 6–3 to win the women's doubles tennis title at the 2010 French Open. It was their second French Open doubles title together and 12th major title together overall. With the win, they became the sixth and seventh women to complete a non-calendar-year Grand Slam in doubles. Additionally, the Williams sisters jointly gained the world No. 1 doubles ranking for the first time, becoming the first sisters to be co-ranked world No. 1 in doubles. They also completed their second career Golden Slam in women's doubles.