"Womanizer" is a song performed by American pop singer Britney Spears. The song was recorded for her forthcoming sixth studio album, Circus. "Womanizer" was produced and co-written by Nikesha Briscoe and Rapheal Akinyemi of Atlanta-based production team, The Outsyders.
Announced as the lead single from the album, "Womanizer" was first released to radio stations worldwide on September 26, 2008. It was released commercially in the United States on October 7, 2008 through digital distribution. It will be released as a CD single on November 1, 2008 in Australia.