The 1999 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 1999 ATP Tour and of Tier I of the 1999 WTA Tour.

The men's tournament was held from 8 November through 14 November 1999, while the women's tournament was held from 18 October through 24 October 1999.

Yevgeny Kafelnikov and Nathalie Tauziat won the singles titles.

The following players received wildcards into the singles main draw: The following players received wildcards into the doubles main draw: The following players received entry from the qualifying draw: The following player received entry as a lucky loser: Yevgeny Kafelnikov defeated Byron Black 7–6(7–2), 6–4 Nathalie Tauziat defeated Barbara Schett 2–6, 6–4, 6–1 Justin Gimelstob / Daniel Vacek defeated Andriy Medvedev / Marat Safin 6–2, 6–1 Lisa Raymond / Rennae Stubbs defeated Julie Halard-Decugis / Anke Huber 6–1, 6–0