JU may refer to:
Justin Drew Bieber (; born March 1, 1994) is a Canadian singer and songwriter. After a talent manager discovered him through his YouTube videos covering songs in 2008 and signed to RBMG, Bieber released his debut EP, My World, in late 2009. It was certified Platinum in the U.S.
Gaius Julius Caesar (Latin: CAIVS IVLIVS CAESAR, pronounced [ˈɡaː.i.ʊs ˈjuː.li.ʊs ˈkae̯.sar], born: 13 July 100 BC – 15 March 44 BC), usually called Julius Caesar, was a Roman politician and general who played a critical role in the events that led to the demise of the Roman Republic and the rise of the Roman Empire.
Judaism (originally from Hebrew יהודה, Yehudah, "Judah"; via Latin and Greek) is an ancient monotheistic Abrahamic religion with the Torah as its foundational text.
Justin Randall Timberlake (born January 31, 1981) is an American singer-songwriter, actor and record producer.
Juventus Football Club S.p.A. (from Latin iuventūs, "youth"; Italian pronunciation: [juˈvɛntus]), colloquially known as Juve (pronounced [ˈjuːve]), is a professional Italian football club in Turin, Piedmont.
The Justice League, is a fictional superhero team appearing in American comic books published by DC Comics.
The Juris Doctor degree (J.D. or JD), also known as the Doctor of Jurisprudence degree (J.D., JD, D.Jur.