1991 WTA Tour

1991 French Open

1991 Wimbledon Championships – women's singles

1991 French Open – women's singles

1991 Australian Open – women's singles

1991 Wimbledon Championships – women's doubles

1991 French Open – women's doubles

1991 Australian Open – women's doubles

1991 WTA Tour

1991 WTA Tour Championships

1991 Virginia Slims of California

1991 Lipton International Players Championships

1991 St. Petersburg Open

1991 Light n' Lively Doubles Championships

1991 BMW European Indoors

1991 Canadian Open

1991 Newsweek Champions Cup and the Virginia Slims of Palm Springs

1991 Nichirei International Championships

1991 Lufthansa Cup German Open

1991 Internationaux de Strasbourg

1991 Virginia Slims of Florida

1991 Volkswagen Cup

1991 Torneo Internazionale Femminile di Palermo

1991 Virginia Slims of Chicago

1991 Virginia Slims of Houston

1991 Mazda Classic

1991 Volvo San Marino Open

1991 Porsche Tennis Grand Prix

1991 Virginia Slims of Washington

1991 Bausch & Lomb Championships

1991 Nutri-Metics Bendon Classic

1991 Virginia Slims of Oklahoma

1991 Westchester Cup

1991 Trofeo Ilva-Coppa Mantegazza

1991 Jello Tennis Classic

1991 Virginia Slims of Los Angeles

1991 Open Clarins

1991 Puerto Rican Open Ladies Championships

1991 Citizen Cup

1991 Family Circle Cup

1991 Virginia Slims of Nashville

1991 Virginia Slims of Philadelphia

1991 Arizona Classic

1991 Pilkington Glass Championships

1991 Midland Bank Championships

1991 Dow Classic

1991 Geneva European Open