Ono Yōko is a Japanese multimedia artist, singer, and peace activist, born on February 18, 1933, in Tokyo, Japan. She is best known for her avant-garde art and music, as well as her marriage to John Lennon, a member of the famous band The Beatles. Ono's work often explores themes of peace, love, and social justice. Throughout her career, Ono has been involved in various artistic movements, including Fluxus, which emphasizes the importance of the artistic process over the final product. She has created numerous installations, performances, and albums, contributing significantly to contemporary art and music.