"I have been performing the anthem since I was seven years old and I must say the Super Bowl is a dream come true," the five-time Grammy award winning singer-songwriter said in a statement. "I am really excited to be part of such an iconic event."
Aguilera, who made her movie debut in December as the star of the musical "Burlesque" and began singing professionally as a teenager, previously performed at the Super Bowl halftime show in 2000.
The performers at this year's halftime show will be The Black Eyed Peas.
The Pittsburgh Steelers will take on the Green Bay Packers in the Super Bowl in Dallas on February 6. The game is the most-watched event annually on U.S. television and last year drew more than 153 million viewers.
(Editing by Jill Serjeant)