Jana Novotná and Arantxa Sánchez Vicario were the defending champions but they competed with different partners that year, Novotná with Lindsay Davenport and Sánchez Vicario with Natasha Zvereva.
Meredith McGrath and Larisa Savchenko were the defending champions but only Savchenko competed that year with Katrina Adams.
The 1999 German Open was a women's tennis event that was played in Berlin, Germany from 10 May to 16 May 1999. It was one of two Tier I events that took place on red clay in the build-up to the second Grand Slam of the year, the French Open. First-seeded Martina Hingis won the singles title and earned $150,000 first-prize money.
Lindsay Davenport and Jana Novotná were the defending champions but they competed with different partners that year, Davenport with Natasha Zvereva and Novotná with Chanda Rubin.
The 1998 du Maurier Open women's doubles was the women's doubles event of the one hundred and ninth edition of the Canadian Open; a WTA Tier I tournament and the most prestigious women's tennis tournament held in Canada. Yayuk Basuki and Caroline Vis were the defending champions but lost in the final 6–3, 6–4 against Martina Hingis and Jana Novotná.
The 1998 Sparkassen Cup doubles was the tennis doubles event of the ninth edition of the Sparkassen Cup; a WTA Tier II tournament held in Leipzig, Germany.
Two-time defending champion Lindsay Davenport and her partner Natasha Zvereva defeated Alexandra Fusai and Nathalie Tauziat in the final, 6–7, 7–5, 6–3 to win the doubles tennis title at the 1998 WTA Tour Championships.
The 1999 Evert Cup doubles was the doubles event of the eleventh edition of the tennis tournament played at Indian Wells, California, United States. It was the second WTA Tier I tournament of the year, and part of the US Spring tennis season. Lindsay Davenport and Natasha Zvereva were the defending champions but lost in the quarterfinals to Serena Williams and Venus Williams.
The 1999 Lipton Championships women's doubles was the women's doubles event of the fifteenth edition of the tennis tournament played at Miami, United States. It is the third WTA Tier I tournament of the year, and part of the US Spring tennis season. Martina Hingis and Jana Novotná were the defending champions and won in the final 0–6, 6–4, 7–6(7–1) against Mary Joe Fernández and Monica Seles.
The 1999 Direct Line International Championships doubles was the doubles event of the twenty-fifth edition of the Eastbourne International, a WTA Tier II tennis tournament held in Eastbourne, England and part of the European grass court season. Mariaan de Swardt and Jana Novotná were the defending doubles champions but each competed with different partners in 1999. De Swardt partnered Elena Tatarkova and reached the semifinals where they lost to Martina Hingis and Anna Kournikova. Novotná teamed with Natasha Zvereva and they retired in the final to Hingis and Kournikova after losing the first set 4–6.
Lindsay Davenport and Corina Morariu defeated Mariaan de Swardt and Elena Tatarkova in the final, 6–4, 6–4 to win the ladies' doubles tennis title at the 1999 Wimbledon Championships.
Serena and Venus Williams defeated Chanda Rubin and Sandrine Testud in the final, 4–6, 6–1, 6–4 to win the women's doubles tennis title at the 1999 US Open. It was the second doubles major title for the Williams sisters, and their second step towards completing the career Golden Slam in doubles.
The 1999 Italian Open doubles was the doubles event of the fifty-fifth edition of the tennis tournament played at Rome, Italy, the most prestigious tennis tournament in Southern Europe. It was the fifth WTA Tier I tournament of the year, and part of the European claycourt season. Virginia Ruano Pascual and Paola Suárez were the defending champions, but lost to Martina Hingis and Anna Kournikova in the quarterfinals.
The 1999 WTA German Open singles was the singles event of the fifty-fifth edition of the tennis tournament played at Berlin, Germany, the most prestigious tennis tournament in Central Europe. It was the sixth WTA Tier I tournament of the year, and part of the European claycourt season. Conchita Martínez was the defending champion; Martínez lost in the third round to Arantxa Sánchez Vicario.
The 1999 du Maurier Open doubles was the doubles event of the one hundred and tenth edition of the Canadian Open; a WTA Tier I tournament and the most prestigious women's tennis tournament held in Canada.
Defending champion Jana Novotná and her partner Martina Hingis defeated the other defending champion Lindsay Davenport and her partner Natasha Zvereva in the final, 6–3, 6–3 to win the women's doubles tennis title at the 1998 US Open. With the win, Hingis became the third woman in the Open Era to complete a Grand Slam in doubles, after Martina Navratilova and Pam Shriver. Additionally, Hingis and her partners defeated Davenport/Zvereva in all four major finals in 1998.
The 1999 Pilot Pen Tennis doubles was the doubles event of the seventeenth edition of the final tournament in the US Open Series. Alexandra Fusai and Nathalie Tauziat were the defending champions but Fusai did not compete this year. Tauziat played with Anne-Gaëlle Sidot as the fourth seed, and they were defeated in the first time by Kristine Kunce and Dominique Van Roost.
Martina Hingis and Jana Novotná defeated the defending champion Natasha Zvereva and her partner Lindsay Davenport in the final, 6–1, 7–6(7–4) to win the women's doubles tennis title at the 1998 French Open. It was the second step in an eventual Grand Slam for Hingis.
Lindsay Davenport and Mary Joe Fernández were the defending champions, but played this year with different partners. Davenport teamed up with Jana Novotná and lost in third round to Conchita Martínez and Patricia Tarabini, while Fernández teamed up with Lisa Raymond, losing in the final.
Lindsay Davenport and Jana Novotná defeated the defending champions Gigi Fernández and Natasha Zvereva in the final, 6–3, 6–4 to win the women's doubles tennis title at the 1997 US Open. It was the 17th doubles title and second major title for Davenport, and the 67th title and ninth major title for Novotná.
Alexandra Fusai 
Jana Novotná 
Patricia Tarabini 
