John Winston Ono Lennon was an English singer, songwriter and peace activist who gained worldwide fame as the founder, co-lead vocalist, and rhythm guitarist of the Beatles. His songwriting partnership with Paul McCartney remains the most successful in musical history. In 1969, he started the Plastic Ono Band with his second wife, Yoko Ono. After the Beatles disbanded in 1970, Lennon continued as a solo artist and as Ono's collaborator. He had two sons with Ono, Sean Lennon and Julian Lennon.
