"Half on a Baby" is a song by American R&B singer R. Kelly from his third solo album, R.. Written and produced by Kelly, it was released as the fourth single from the album in August 1998. The song reached the top 20 in the United Kingdom, the Netherlands, and New Zealand. A video was released for the song. The song was written and produced by Kelly. The song was originally written for singer Bobby Brown for his 1997 album, Forever, but Brown turned it down.
The music video was directed by Hype Williams.