JU may refer to:

  • Jordan University, located in Amman, Jordan
  • Jacksonville University, a university in Jacksonville, Florida
  • Jadavpur University, a university in Kolkata, India
  • Jahangirnagar University, a public university in Savar, Bangladesh
  • Jat Airways (IATA code JU)
  • Juan de Nova Island (FIPS code JU)
  • Junge Union, a conservative youth group in Germany

Ju may refer to:

  • Ju County (莒县), of Rizhao, Shandong, China
  • Ju Wenjun, a Chinese chess player
  • Junkers, a German aircraft manufacturer
  • Canton of Jura (created in 1979), newest of the 26 Swiss cantons
  • Zhou (political division), pronounced ju in Korean
  • The Principle of Ju, a philosophical concept in martial arts
  • ju, a word for Korean alcoholic beverages
  • Juh, an Apache leader
  • Juu languages, spoken in Botswana, Namibia and Angola
  • Ju, Rudong County (苴镇), a town in Rudong County, Jiangsu, China
  • Ju (city), a city of the State of Qi during the Warring States Period of China
  • Ju (state), a vassal state of the Zhou Dynasty
  • Ji Ju, a semi-legendary ancestor of the Zhou dynasty