Lennon married Cynthia Powell, with whom he had a son, Julian.

Lennon met Yoko Ono, leading to the end of his marriage to Cynthia Powell and the beginning of a long-term partnership with Ono.

Lennon's relationship with May Pang during his separation from Yoko Ono, a period known as 'The Lost Weekend.'

Lennon reunited with Yoko Ono, with whom he had a son, Sean, and dedicated himself to being a full-time father.