The 2006 Kremlin Cup was a tennis tournament played on indoor carpet courts. It was the 17th edition of the Kremlin Cup, and was part of the International Series of the 2006 ATP Tour, and of the Tier I Series of the 2006 WTA Tour. It took place at the Olympic Stadium in Moscow, Russia from 9 October through 15 October 2006.

Finals

Men's singles

🇷🇺 Nikolay Davydenko defeated 🇷🇺 Marat Safin, 6–4, 5–7, 6–4

Women's singles

🇷🇺 Anna Chakvetadze defeated 🇷🇺 Nadia Petrova, 6–4, 6–4

Men's doubles

🇫🇷 Fabrice Santoro / 🇷🇸 Nenad Zimonjić defeated 🇨🇿 František Čermák / 🇨🇿 Jaroslav Levinský, 6–1, 7–5

Women's doubles

🇨🇿 Květa Peschke / 🇮🇹 Francesca Schiavone defeated 🇨🇿 Iveta Benešová / 🇷🇺 Galina Voskoboeva, 6–4, 6–7(4–7), 6–1