The 2004 Dubai Duty Free Men's and Women's Tennis Championships was a tennis tournament played on outdoor hard courts at the Aviation Club Tennis Centre in Dubai in the United Arab Emirates that was part of the International Series Gold of the 2004 ATP Tour and of Tier II of the 2004 WTA Tour. The men's tournament was held from March 1 through March 7, 2004 while the women's tournament was held from February 23 through February 28, 2004.
| 2004 Dubai Tennis Championships | |
|---|---|
| Date | March 1 – March 7 (men) February 23 – February 28 (women) |
| Edition | 11th (men) / 4th (women) |
| Location | Dubai, United Arab Emirates |
| Venue | Aviation Club Tennis Centre |
| Champions | |
| Men's singles | |
 Roger Federer | |
| Women's singles | |
 Justine Henin-Hardenne | |
| Men's doubles | |
 Mahesh Bhupathi /  Fabrice Santoro | |
| Women's doubles | |
 Janette Husárová /  Conchita Martínez | |
Finals edit
Men's singles edit
Roger Federer defeated Feliciano López 4–6, 6–1, 6–2
- It was Federer's 2nd title of the year and the 19th of his career.
Women's singles edit
Justine Henin-Hardenne defeated 
Svetlana Kuznetsova 7–6(7–3), 6–3
- It was Henin-Hardenne's 3rd title of the year and the 19th of her career.
Men's doubles edit
Mahesh Bhupathi / Fabrice Santoro defeated 
Jonas Björkman / Leander Paes 6–2, 4–6, 6–4
- It was Bhupathi's 2nd title of the year and the 33rd of his career. It was Santoro's 3rd title of the year and the 18th of his career.
Women's doubles edit
Janette Husárová / Conchita Martínez defeated Svetlana Kuznetsova / Elena Likhovtseva 6–0, 1–6, 6–3
- It was Husárová's 1st title of the year and the 16th of her career. It was Martínez's only title of the year and the 43rd of her career.