Jonas Björkman defeated Byron Black 6–3, 6–2 in the final to secure the title.
The 1999 Thalgo Australian Women's Hardcourts – Doubles was the doubles event of the third edition of the Thalgo Australian Women's Hardcourts; a WTA Tier III tournament held in the Gold Coast. Elena Likhovtseva and Ai Sugiyama were the defending champions but lost in the first round to Anke Huber and Mary Pierce.
The 1999 ASB Classic – Doubles was the doubles event of the fourteenth edition of the ASB Classic; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in New Zealand. Nana Miyagi and Tamarine Tanasugarn were the defending champions but did not compete that year.
The 1999 Open Gaz de France – Singles was the singles event of the seventh edition of the Open GDF Suez; a WTA Tier II tournament held in Paris, France. Mary Pierce was the defending champion but did not compete that year.
The 1999 Estoril Open – Women's Singles was the singles event of the first edition of the WTA Tour Estoril Open; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in Portugal. This tournament was part of the ITF Circuit last year, and it was won by Barbara Schwartz. Schwartz was eliminated in the second round of this year's event.
Manon Bollegraf and Rick Leach were the defending champions but lost in the first round to Lindsay Davenport and Jan-Michael Gambill.
The 1999 Kremlin Cup – Women's Singles was the women's singles event of the fourth WTA edition of the Kremlin Cup; a WTA Tier I tournament and the most prestigious tournament held in Russia. Mary Pierce was the defending champion, but lost to Ai Sugiyama in the second round.
Manon Bollegraf and Rick Leach were the defending champions but lost in the first round to Kristine Kunce and Jim Grabb.
Anastasia Myskina was the defending champion, but chose not to participate that year.
Katarina Srebotnik and Nenad Zimonjić were the defending champions but lost to Casey Dellacqua and Scott Lipsky in the final 7–6(8–6),4–6,[10–7]. This was the only major championship won by either Dellacqua or Lipsky in their careers.
The 1999 DFS Classic – Singles was the singles event of the seventeenth edition of the Aegon Classic, a WTA Tier III tournament held in Birmingham, England, United Kingdom and part of the European grass court season. There was no defending champion in 1999 due to the cancellation of the 1998 final as a result of rain.
Jonas Björkman was the defending champion, but lost in the second round this year.
The 1999 Tashkent Open – Singles was the singles event of the first edition of the Tashkent Open; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in Central Asia.
The 1999 Tashkent Open – Doubles was the doubles event of the first edition of the Tashkent Open; a WTA Tier IV tournament and the most prestigious women's tennis tournament held in Central Asia.
The 1999 Orange Prokom Open – Singles was the singles event of the second edition of the most prestigious women's tennis tournament held in Poland. Henrieta Nagyová was the defending champion, and the sixth seed this year, but she retired 2–6, 1–4 down against Silvija Talaja.
The 1999 Eurotel Slovak Open – Singles was the tennis singles event of the first edition of the most prestigious tournament in Slovakia. In a final of two future World No. 1s, Amélie Mauresmo defeated Kim Clijsters in straight sets, 6–3, 6–3.
The 1999 Wismilak International – Singles was the singles event of the fifth edition of the most prestigious women's tennis tournament held in Southeast Asia. It was not played the previous year, so there was no defending champion.
The 1999 Wismilak International – Doubles was the doubles event of the fifth edition of the most prestigious women's tennis tournament held in Southeast Asia. It was not played the previous year, so there was no defending champion.
Anna-Lena Grönefeld and Jean-Julien Rojer were the defending champions, but lost in the second round to Chan Yung-jan and John Peers.
Martina Hingis and Leander Paes were the defending champions, but lost in the first round to Katarina Srebotnik and Raven Klaasen.
