SJ or S.J. may refer to:

Arts and entertainment

  • SJ (rapper), British rapper and member of the UK drill group OFB
  • SJ (singer), American folk-pop singer
  • Shankar–Jaikishan, Indian composer duo
  • Super Junior, a famous South Korean boyband
  • Samurai Jack, an American animated television series
  • Superjail!, an American animated television series

Government, law, and politics

  • Solicitors Journal, a legal periodical published in the United Kingdom
  • Summary judgment, a legal motion
  • Social justice, a movement for equality
  • Secretary for Justice, in case citations

Military

  • Sitara-e-Jurat, Pakistan's third highest military award
  • SJ radar, a type of S band (10-cm) radar set used on American submarines during the Second World War

Places

  • Saint John, New Brunswick, a city in New Brunswick, Canada
  • San Jose, California, a city in California, United States
  • San Juan, Puerto Rico, the capital of and largest city in Puerto Rico
  • South Jersey, the southern half of the state of New Jersey
  • St. John's, Newfoundland and Labrador, the capital city in Newfoundland and Labrador, Canada
  • Subang Jaya, a residential hub in Klang Valley, Malaysia
  • Suure-Jaani, Estonia
  • Svalbard and Jan Mayen (ISO 3166-1 country code: SJ), two northern territories of Norway

Sports

  • San Jose Sharks, a National Hockey League (NHL) team, based in San Jose, California
  • Show Jumping, a sport on horseback
  • Strafe-jumping, a trickjumping technique

Transportation

  • Jeep Cherokee (SJ), 1974-1983
  • Jeep SJ platform
  • Suzuki SJ 410 or 413, part of the Suzuki Jimny series
  • SJ AB, the Swedish national railway passenger operator 2001—
  • Statens Järnvägar (Swedish State Railways), the government agency from which SJ AB was formed, 1887–2000
  • Sriwijaya Air (IATA code: SJ), an Indonesia-based low-cost airline
  • Freedom Air (IATA code: SJ), a defunct Air New Zealand Group low-cost airline
  • The tail code for aircraft from Seymour Johnson Air Force Base
  • SuperJet, a personal water craft produced by Yamaha Motors

Other uses

  • Sj-sound, a sound in northern Germanic languages with disputed articulation location
  • Shijian, a series of satellites built and operated by China
  • ScratchJr, a programming language for children ages 5–7
  • A member of the Society of Jesus (the Jesuits)
  • S.J., initials used by Samuel Johnson