The 1990 Kremlin Cup, also known by its sponsored name Bayer Indoor Kremlin Cup, was a men's tennis tournament played on indoor carpet courts. It was the 1st edition of the Kremlin Cup, and was part of the World Series of the 1990 ATP Tour. It took place at the Olympic Stadium in Moscow, Russia, from 5 November through 12 November 1990. Only men were involved in singles and doubles - it became a joint event in 1996.[1]
See main article: 1990 Kremlin Cup – Singles. Andrei Cherkasov defeated 
Tim Mayotte, 6–2, 6–1
See main article: 1990 Kremlin Cup – Doubles. Hendrik Jan Davids / Paul Haarhuis defeated 
John Fitzgerald / 
Anders Järryd, 6–4, 7–6