Jo
Jo, jo, JO, or J.O. may refer to:
Arts and entertainment
- Jo (film), a 1972 French comedy
 - Jo (TV series), a French TV series
 - "Jo", a song by Goldfrapp from Tales of Us
 - "Jo", a song by Mr. Oizo from Lambs Anger
 - Jo a fictional character in the Star Wars franchise
 
People
- Jo (given name)
 - Jô, Brazilian footballer João Alves de Assis Silva (born 1987)
 - Josiel Alves de Oliveira (born 1988), Brazilian footballer also known as Jô
 - Jō (surname), a Japanese surname
 - Cho (Korean name), a common Korean surname which can be romanized as Jo
 
Codes
- JO, ISO 3166 country code for Jordan
 - .jo, the Internet country code top-level domain for Jordan
 - JO, IATA code for JALways, a subsidiary of Japan Airlines
 
Other uses
- jō (杖), a wooden staff used in some Japanese martial arts
 - jō (丈), a Japanese unit of length equivalent to the Chinese zhang
 - jō (畳), a Japanese unit of area corresponding to the area of a standard tatami mat (1×½ ken or 18 square Japanese feet)
 - JO, U.S. Navy rating-abbreviation for "journalist"
 - Journal Officiel de la République Française, the official gazette of the Government of France
 - Jo, a Vodun (deity) in the Fon pantheon.
 - Jo language, a Duala language
 - Ё, a letter of the Cyrillic alphabet
 - JO, symbol for rapid services on the Sōbu Line and Yokosuka Line.