Sean Taro Ono Lennon (Japanese: 小野 太郎, Hepburn: Ono Tarō, born 9 October 1975) is a British-American musician, songwriter, and producer. He is the son of John Lennon and Yoko Ono, and half-brother to Julian Lennon. Over the course of his career, he has been a member of the bands Cibo Matto, The Ghost of a Saber Tooth Tiger, The Claypool Lennon Delirium and his parents' group Plastic Ono Band. He has released two solo albums: Into the Sun (1998) and Friendly Fire (2006). He has produced numerous albums for various artists, including Black Lips and the Plastic Ono Band.
Source : Wikipedia