The 2007 Kremlin Cup was a tennis tournament played on indoor hard courts.

4, French Open and US Open semifinalist, Moscow two-time winner, defending champion Nikolay Davydenko, Dubai and Munich finalist, Rotterdam titlist Mikhail Youzhny, and Doha and Metz runner-up, San Jose champion Andy Murray.

Also present were Casablanca and Gstaad winner, 2002 Moscow champion Paul-Henri Mathieu, former World No.

2, US Open, Indian Wells, Berlin and Rome runner-up, New Haven titlist Svetlana Kuznetsova, Australian Open finalist, San Diego winner Maria Sharapova, and Hobart, 's-Hertogenbosch, Cincinnati, Stanford winner, defending champion Anna Chakvetadze.

Other seeds were Australian Open champion Serena Williams, Wimbledon runner-up Marion Bartoli, Amélie Mauresmo, Patty Schnyder and Nicole Vaidišová.