John Charles Julian Lennon (born 8 April 1963) is a British musician. He is the only child of John Lennon and Cynthia Powell (his father's first wife). The Beatles' manager, Brian Epstein, was his godfather. He has a younger half-brother, Sean Lennon. Lennon was named after his paternal grandmother, Julia Lennon.
Lennon was the direct inspiration for three Beatles' songs: "Lucy in the Sky with Diamonds", "Hey Jude" and "Good Night". He is devoted to philanthropic endeavors, most notably his own White Feather Foundation both of which promote the co-existence of all species and the health and well-being of the Earth.