Cara Black and Liezel Huber defeated Ai Sugiyama and Katarina Srebotnik in the final of doubles competition.

This season, she has won four singles titles on the Sony Ericsson WTA Tour at Auckland, Charleston, Rome, and Birmingham.

By reaching the semifinals on September 7, and later the final of the US Open, Svetlana Kuznetsova from Russia moved up to third on the Sony Ericsson Points Standings, just behind Henin and Janković.

[3] Her season highlights include winning the New Haven tournament a week before the US Open, and four runner-up finishes in Doha, Indian Wells, Berlin and Rome.

Serena Williams of the United States, and 8-time singles Grand Slam champion was the fifth player to qualify on October 15 by virtue of reaching the finals in Moscow.

Anna Chakvetadze from Russia became the sixth player to qualify on October 23, ensuring herself one of the eight berths by collecting 2,626 race points.

[10] Chan and Chung won three Tour doubles titles this year, including tournaments in Bangalore, Birmingham, and in 's-Hertogenbosch.

Players or teams were seeded based on the WTA Tour Rankings current the week prior to the Sony Ericsson Championships, on Monday, October 29.

After the draw in singles had been determined, the next two players who would be accepted into the Sony Ericsson Championships, based on total WTA Tour Ranking points in 2007, became the alternates.

Doubles teams started the tournament at the semifinal stage, with the winners of Saturday's opening round advancing to Sunday's final.