1990 WTA Tour Championships

The 1990 Virginia Slims Championships was the season-ending women's tennis held at the Madison Square Garden in New York, United States between November 12 and November 18, 1990. Second-seeded Monica Seles won the singles title in the first five set women's final since Elisabeth Moore won the 1901 U.S. National Championships. Seles received $250,000 first-prize money. Martina Navratilova had qualified for the tournament but withdrew in order to undergo a knee operation.

1990 WTA Tour Championships

The 1990 Virginia Slims Championships was the season-ending women's tennis held at the Madison Square Garden in New York, United States between November 12 and November 18, 1990. Second-seeded Monica Seles won the singles title in the first five set women's final since Elisabeth Moore won the 1901 U.S. National Championships. Seles received $250,000 first-prize money. Martina Navratilova had qualified for the tournament but withdrew in order to undergo a knee operation.