Jo

Jo, jo, JO, or J.O. may refer to:

Joaquin Rafael Phoenix (; né Bottom; born October 28, 1974) is an American actor, producer, and activist, who has received several accolades, including a Grammy Award, a Golden Globe Award, and nominations for three Academy Awards.

The Joker is a supervillain created by Bill Finger, Bob Kane, and Jerry Robinson who first appeared in the debut issue of the comic book Batman (April 25, 1940), published by DC Comics.

Joker is a 2019 American psychological thriller film directed by Todd Phillips, who co-wrote the screenplay with Scott Silver.

Joseph Robinette Biden Jr. (; born November 20, 1942) is an American politician who served as the 47th vice president of the United States from 2009 to 2017. Biden also represented Delaware in the U.S.

John Felix Anthony Cena Jr. (; born April 23, 1977) is an American professional wrestler, actor, rapper, and television presenter.

John Winston Ono Lennon (born John Winston Lennon, 9 October 1940 – 8 December 1980) was an English singer, songwriter and peace activist who gained worldwide fame as the founder, co-lead vocalist, and rhythm guitarist of the Beatles.

Joseph Vissarionovich Stalin (born Ioseb Besarionis dze Jughashvili; 18 December [O.S. 6 December] 1878 – 5 March 1953) was a Georgian revolutionary and Soviet politician who led the Soviet Union from the mid–1920s until 1953 as General Secretary of the Communist Party of the Soviet Union (1922–1952) and Premier (1941–1953).