Ain't No Other Man

2006 single by Christina Aguilera

"Ain't No Other Man" is a song recorded by American singer and songwriter Christina Aguilera. It comes from her fifth studio album, Back to Basics (2006). It was sent to US contemporary hit radio on June 5, 2006, by RCA Records. It was the lead single from the album. The song was written by Aguilera, DJ Premier, Charles Martin Roane, Kara DioGuardi and Harold Beatty. Production of the track was handled by Premier. "Ain't No Other Man" has pop, R&B, and funk genres. It has elements of soul, blues and jazz music. Lyrically, the song was based on her 2005 marriage to Jordan Bratman.

Upon release, "Ain't No Other Man" received generally favourable reviews from music critics, who complimented Aguilera's new musical style and deemed it as a stand-out track from Back to Basics. It won a Grammy Award for Best Female Pop Vocal Performance at the 2007 ceremony. Commercially, the track peaked at number six on the US Billboard Hot 100. It was certified platinum by the Recording Industry Association of America (RIAA) for sales of 1,783,000 million copies. Internationally, it went to the top five in many countries like Australia, Italy, New Zealand, and the United Kingdom.

A music video for "Ain't No Other Man" was directed by Bryan Barber. The clip jumps back in time. It depicts Aguilera as her then-newly established alter ego Baby Jane. The video had mostly positive feedback, with praised the mature image Aguilera had adopted.

It earned four nominations at the 2006 MTV Video Music Awards. These include the Video of the Year. Aguilera sung "Ain't No Other Man" during several television performances, including the 2006 MTV Movie Awards and the 2007 NBA All-Star Game. The song was also featured on the set list of her Back to Basics Tour (2006-2007).