| 2011 Kremlin Cup | |
|---|---|
| Date | 15–23 October |
| Edition | 22nd (men) / 16th (women) |
| Surface | Hard / indoor |
| Location | Moscow, Russia |
| Venue | Olympic Stadium |
| Champions | |
| Men's singles | |
 Janko Tipsarević | |
| Women's singles | |
 Dominika Cibulková | |
| Men's doubles | |
 František Čermák / Filip Polášek | |
| Women's doubles | |
 Vania King /  Yaroslava Shvedova | |
The 2011 Kremlin Cup was a tennis tournament played on indoor hard courts. It was the 22nd edition of the Kremlin Cup for the men (16th edition for the women) and was part of the ATP World Tour 250 Series of the 2011 ATP World Tour, and of the Premier Series of the 2011 WTA Tour. It was held at the Olympic Stadium in Moscow, Russia, from 15 October through 23 October 2011. Janko Tipsarević and Dominika Cibulková won the singles title.