The 1999 Citrix Tennis Championships was an ATP men's tennis tournament held in Delray Beach, Florida, United States that was part of the World Series of the 1999 ATP Tour. It was the seventh edition of the tournament and was held from May 3 to May 10, 1999. Sixth-seeded Lleyton Hewitt won the singles title.
See main article: article and 1999 Citrix Tennis Championships – Singles. Lleyton Hewitt defeated Xavier Malisse 6–4, 6–7(2–7), 6–1
See main article: article and 1999 Citrix Tennis Championships – Doubles. Max Mirnyi / Nenad Zimonjić defeated Doug Flach / Brian MacPhie 7–6(7–3), 3–6, 6–3