The 2000 Dubai Tennis Championships, also known by its sponsored name Duty Free Dubai Open, was a men's tennis tournaments played on outdoor hard courts at the Aviation Club Tennis Centre in Dubai in the United Arab Emirates that were part of the International Series of the 2000 ATP Tour. The tournament was held from February 7 through February 13, 2000. First-seeded Nicolas Kiefer won the singles title.

Nicolas Kiefer defeated Juan Carlos Ferrero 7–5, 4–6, 6–3

Jiří Novák / David Rikl defeated Robbie Koenig / Peter Tramacchi 6–2, 7–5