42nd Group

42nd Group may refer to:

• 42nd Support Group (United Kingdom), a unit of the United Kingdom Army
• Marine Aircraft Group 42, a unit of the United States Marine Corps
• 42d Air Base Wing (42nd Bombardment Group), a unit of the United States Air Force

See also

• 42nd Division (disambiguation)
• 42nd Brigade (disambiguation)
• 42nd Regiment (disambiguation)
• 42nd Battalion (disambiguation)
• 42nd Squadron (disambiguation)