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J2, J.II or J-2 may refer to:

Codes and classifications[edit]

  • J2, the IATA airline designator for Azerbaijan Airlines
  • J-2 visa, a nonimmigrant visa issued by the United States for spouses and dependents of J-1 visa exchange visitors
  • ATC code J02, a subgroup of the Anatomical Therapeutic Chemical Classification System
  • Haplogroup J2 (Y-DNA), a Y-DNA haplogroup
  • Janko group J2 in mathematics
  • Jinja2, a Python template engine that uses file extension .j2
  • , a celestial body's second dynamic form factor in the nodal precession

People and organizations[edit]


  • J-2, a rocket engine used in the Saturn rockets and intended for use on the Space Launch System
  • AEG J.II, a World War I German ground attack aircraft
  • Albatros J.II, a World War I German single-engine, single-seat, biplane ground-attack aircraft
  • Allard J2, any of several postwar American market-designed English cars
  • Auster J-2 Arrow, a 1945 British single-engined two-seat high-wing touring monoplane
  • HMAS J2, an Australian submarine
  • Junkers J 2, a 1916 all-metal German fighter prototype aircraft
  • LB&SCR J2 class, a British LB&SCR locomotive
  • McCulloch J-2, a 1962 small, two-seat autogyro
  • MG J-type, a 2-seat sports car produced by the MG Car company from 1932 to 1934
  • Taylor J-2, a 1935 American two-seat light aircraft
  • Mikoyan-Gurevich MiG-15, an aircraft called J-2 in China

Other uses[edit]

See also[edit]