Arantxa Sánchez Vicario defeated the two-time defending champion Steffi Graf in the final, 7–6(8–6), 3–6, 7–5 to win the women's singles tennis title at the 1989 French Open. This ended Graf's streak of major singles titles at five, and was the only loss she suffered at the majors in the 1989 season. Graf served for the championship at 5–3 in the third set, but lost the game to love and won only three more points from that point. Sánchez Vicario was just 17 years old at the time, and it was the first of her three French Open titles.
Monica Seles defeated Gabriela Sabatini in the final, 6–4, 5–7, 3–6, 6–4, 6–2 to win the singles tennis title at the 1990 Virginia Slims Championships. The final lasted 3 hours and 47 minutes, the longest final by time in the tournament's history.
Jana Novotná and Catherine Suire were the defending champions but only Suire competed that year with Helen Kelesi.
Five-time defending champions Martina Navratilova and Pam Shriver successfully defended their title, defeating Chris Evert and Wendy Turnbull in the final 6–0, 7–5 to win the women's doubles tennis title at the 1988 Australian Open.
Six-time defending champions Martina Navratilova and Pam Shriver successfully defended their title, defeating Patty Fendick and Jill Hetherington in the final, 3–6, 6–3, 6–2 to win the women's doubles tennis title at the 1989 Australian Open.
Defending champion Monica Seles defeated Gabriela Sabatini in the final, 6–3, 7–5 to win the women's singles tennis title at the 1991 Miami Open.
The singles Tournament at the Matrix Essentials Evert Cup took place between February 24 and March 1 on the outdoor hard courts of the Indian Wells Tennis Garden in Indian Wells, United States. Monica Seles won the title, defeating Conchita Martínez in the final.
Martina Navratilova was the defending champion and successfully defended her title, defeating Monica Seles in the final, 6–2, 7–6(8–6).
Andrea Holíková defeated Jenny Byrne in the final, 7–5, 6–1 to win the girls' singles tennis title at the 1985 Wimbledon Championships.
Monica Seles defeated Martina Navratilova in the final, 6–1, 6–1 to win the women's singles tennis title at the 1990 Italian Open.
Defending champion Gabriela Sabatini defeated Monica Seles in a rematch of the previous year's final, 7–5, 6–4 to win the women's singles tennis title at the 1992 Italian Open.
Monica Seles defeated Judith Wiesner in the final, 6–1, 6–2 to win the women's singles tennis title at the 1990 Miami Open.
Gabriela Sabatini defeated the defending champion Monica Seles in the final, 6–3, 6–2 to win the women's singles tennis title at the 1991 Italian Open.
Helen Kelesi and Monica Seles were the defending champions, but chose not to participate together. Kelesi played alongside Andrea Temesvári-Trunkos, but lost in the quarterfinal to Mary Joe Fernández and Martina Navratilova.
Steffi Graf won the tournament for the fifth time in a row after defeating Monica Seles 7–5, 6–7(4–7), 6–3 in the final.
Hana Mandlíková and Wendy Turnbull were the defending champions in 1985. They lost in the quarterfinals to Zina Garrison and Lori McNeil.
In the inaugural edition of the tournament, Sandra Cecchini won the title by defeating Magdalena Maleeva 6–4, 3–6, 7–5 in the final.
Jenny Byrne and Janine Tremelling were the defending champions, but none competed this year.
Elise Burgin and Helen Kelesi were the defending champions, but Kelesi did not compete this year. Burgin teamed up with Carrie Cunningham and lost in the first round to Isabelle Demongeot and Patty Fendick.
Steffi Graf was the defending champion, but did not compete this year.
Helen Kelesi 
Monica Seles 
Laura Garrone 
