Christina Maria Aguilera (born December 18, 1980 in Staten Island, New York, United States) is an accomplished pop and RnB singer-songwriter and record producer, who debuted in 1998 with the song Reflection for the soundtrack to the Disney film, Mulan. She has since become one of the biggest female recording artists of the last decade, selling over 50 million records worldwide. Her work has earned her numerous awards, including five Grammy Awards and one Latin Grammy Award, amongst eighteen nominations, and a star on the Hollywood Walk of Fame. She has achieved numerous #1 singles on the Billboard Hot 100 chart, as well as multiple #1 albums in the United States. She has released seven albums, one of which is a compilation and six of which are studio albums: Christina Aguilera (1999), Mi Reflejo (2000), My Kind of Christmas (2000), Stripped (2002), Back to Basics (2006), Keeps Gettin' Better: A Decade of Hits (2008), Bionic (2010) and Lotus (2012).

She has earned five Grammy awards including: Best New Artist (2000); Best Pop Collaboration with Vocals (2002); Best Female Pop Vocal Performance (2004) and Best Female Pop Vocal Performance (2007), Best Pop Duo/Group Performance (together with A Great Big World, 2015). She also won a Latin Grammy in 2001 for Mi Reflejo (Best Female Pop Vocal Album).

Aguilera is best known for her vocal ability, music videos, and ever-changing image. She includes themes of dealing with public scrutiny, her painful childhood, and female empowerment in her music. She has also dedicated much of her time as a philanthropist for charities, human rights and world issues. In 2009, she was named the Ambassador Against Hunger for the World Food Programme.

On November 19, 2005, Aguilera married music management executive Jordan Bratman. On January 12, 2008, she gave birth to their son, Max Liron Bratman. Having separated in September, Aguilera filed for divorce from Bratman in October 2010, and their divorce was finalized the following April.

In late March 2010, after nearly two years of not releasing any music, Not Myself Tonight premiered. The album Bionic was released on June 8, 2010.

The album Lotus was released on November 13, 2012, and received mixed reviews from critics. MTV News commented that Lotus "wasn't a triumphant comeback album", adding that it was intended to "signify her return to prominence, a high-powered collection of songs penned by the biggest hitmakers in the business".