The cause and location of the singer's death was not immediately made public.
Whitney Houston performs at the 26th annual American Music Awards, 1999.
Whitney Houston, right, and her husband, Bobby Brown, perform during the 'VH1 Divas' duets show in Las Vegas.
Whitney Houston with her husband Bobby Brown at the premiere of 'The Wonderful World of Disney' movie 'Cinderella', at Mann's Chinese Theater in the Hollywood section of Los Angeles.
In this January 16, 2010 photo, Whitney Houston accepts an award at the Warner Theatre during the 2010 BET Hip Hop Honors in Washington.
Singer Whitney Houston, left, smiles at her husband, singer Bobby Brown, during a court hearing in Dekalb County State Court in Decatur, Ga.
Whitney Houston performs at the Pre-Grammy Gala .
Whitney Houston attends the Pre-Grammy Gala and Salute to Industry Icons with Clive Davis in Beverly Hills, California.
Whitney Houston performs during the Billboard Awards, 1998 at the MGM Grand in Las Vegas.
Whitney Houston receives the International Artist Award onstage at the 37th Annual American Music Awards, 2009 in Los Angeles.
Whitney Houston performs at the 2009 Grammy Salute to Industry Icons event honoring Clive Davis in Beverly Hills.
Popular US singer and actress Whitney Houston died on Saturday, February 11, 2012.
Whitney Houston was an award-winning singer, actress, producer and a former model.
She was the most awarded female artist of all time, garnering a total of 415 awards during her lifetime, according to Guiness World Records.
She is also one of the best-selling music artists in the world, having sold more than 170 million albums and singles before her death.
Whitney Houston, who reigned as pop music's queen until her majestic voice and regal image were ravaged by drug use, died on Saturday, February 11, 2012.
Mariah Carey (left) and Whitney Houston at the MTV Video Music Awards, 1998 in Universal City, Calif.
Former World Heavyweight Boxing Champion Muhammad Ali with singer Whitney Houston. (1998)
Singer Whitney Houston attends the Clive Davis Pre-Grammy Party in Beverly Hills. (2008)
Actresses Brandy (L) and Whitney Houston pose with the coach from their television film, 'Cinderella'.