2005 NASDAQ-100 Open
| 2005 NASDAQ-100 Open | |
|---|---|
| Date | March 21 – April 3 |
| Edition | 21st |
| Category | ATP Masters Series (men) Tier I Series (women) |
| Surface | Hard / Outdoor |
| Location | Key Biscayne, United States |
| Venue | Tennis Center at Crandon Park |
| Champions | |
| Men's Singles | |
 Roger Federer |
|
| Women's Singles | |
 Kim Clijsters |
|
| Men's Doubles | |
 Jonas Björkman /  Max Mirnyi |
|
| Women's Doubles | |
 Svetlana Kuznetsova /  Alicia Molik |
|
The 2005 Miami Masters (also known as the NASDAQ-100 Open for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 21st edition of the this tournament, and was part of the ATP Masters Series of the 2005 ATP Tour, and of the Tier I Series of the 2005 WTA Tour. Both the men's and the women's events took place at the Tennis Center at Crandon Park in Key Biscayne, Florida, United States, from March 21 through April 3, 2005.
Contents
Champions
Men's Singles
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Roger Federer defeated 
Rafael Nadal, 2–6, 6–7(4–7), 7–6(7–5), 6–3, 6–1
Women's Singles
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Kim Clijsters defeated Maria Sharapova, 6–3, 7–5
Men's Doubles
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Jonas Björkman & Max Mirnyi defeated 
Wayne Black & Kevin Ullyett, 6–1, 6–2
Women's Doubles
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Svetlana Kuznetsova & Alicia Molik defeated 
Lisa Raymond & Rennae Stubbs, 7–5, 6–7(5–7), 6–2
