Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The 2003 Kremlin Cup was a tennis tournament played on indoor carpet courts at the Olympic Stadium in Moscow in Russia that was part of the International Series of the 2003 ATP Tour and of Tier I of the 2003 WTA Tour. The tournament ran from September 29 through October 5, 2003. The Kremlin Cup is a professional tennis tournament played on indoor hard courts. It is currently part of the ATP World Tour 250 series of the ATP Tour and is a Premier Tournament on the WTA Tour. It has been held annually at the Olympic Stadium in Moscow, Russia, since 1990.