The 2007 Kremlin Cup was a tennis tournament played on indoor hard courts. It was the 18th edition of the Kremlin Cup, and was part of the International Series of the 2007 ATP Tour, and of the Tier I Series of the 2007 WTA Tour. It took place at the Olympic Stadium in Moscow, Russia, from 8 October through 14 October 2007. The men's field featured ATP No. 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. 1 Marat Safin, Potito Starace, Dmitry Tursunov and Philipp Kohlschreiber. The women's draw was led by WTA 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. Unseeded Elena Dementieva won the singles title.

Finals

Men's singles

🇷🇺 Nikolay Davydenko defeated 🇫🇷 Paul-Henri Mathieu, 7–5, 7–6(11–9)

Women's singles

🇷🇺 Elena Dementieva defeated 🇺🇸 Serena Williams, 5–7, 6–1, 6–1

Men's doubles

🇷🇺 Marat Safin / 🇷🇺 Dmitry Tursunov defeated 🇨🇿 Tomáš Cibulec / Lovro Zovko, 6–4, 6–2

Women's doubles

Cara Black / 🇺🇸 Liezel Huber defeated 🇧🇾 Victoria Azarenka / 🇧🇾 Tatiana Poutchek, 4–6, 6–1, [10–7]