JB

JB or J.B. may refer to:

Literature

 * J.B. (play), a 1958 play by Archibald MacLeish in verse, based on the Book of Job
 * Jerusalem Bible, a 1966 Roman Catholic Bible translation

People

 * BlocBoy JB (born 1996), American rapper
 * JB (Swedish musician), Swedish musician
 * Jaffar Byn, Swedish rapper known as JB
 * JB (Canadian rapper), Canadian male rapper
 * JB (South Korean singer) (born 1994), South Korean musician
 * J. B. Smoove (born 1965), American actor and comedian
 * Jack Black (born 1969), American actor and comedian
 * Joe Biden (born 1942), president of the United States
 * Justin Bieber (born 1994), Canadian singer
 * Jesse Baird (1997–2024), Australian television presenter and AFL umpire

Technology and engineering

 * British Rail Class 73 locomotives
 * Jungfraubahn, a rack railway

Other uses

 * Johor Bahru, a city in Malaysia
 * J&B RARE Whisky, by Justerini & Brooks
 * JB Hi-Fi, Australia
 * JB Catalogue of Malta Stamps and Postal History
 * Jornal do Brasil, a newspaper
 * Junior branch, members of CISV aged 11-25
 * Helijet (IATA code JB)
 * , local train services on the Chūō–Sōbu Line in Japan