"Thank U" is a song by Canadian recording artist and songwriter Alanis Morissette, for her fourth studio album Supposed Former Infatuation Junkie (1998). The song was written by Alanis Morissette and Glen Ballard, who produced her previous album. Morissette wrote the song after she came back from India.
The song received generally positive reviews from music critics and also performed well in the record charts, peaking in the top ten in several countries. An accompanying music video was released for the single, featuring Morissette nude in different streets in Los Angeles. It received generally positive reviews from music critics, but received mild controversy, due to nudity in the video. It was nominated for Best Female Pop Vocal Performance at the 2000 Grammy Awards.