Yoko Ono by Emilie Halpern, Yoko Ono (born February 18, 1933) is a Japanese artist, author, & peace activist, known for her work in avant-garde art, music & filmmaking as well as her marriage to John Lennon (1969-1980). Ono brought feminism to the forefront in her music which prefigured New Wave music & is known for her philanthropic contributions to the arts, peace and AIDS outreach programs. "Everybody's an artist. Everybody's God. It's just that they're inhibited."