43rd Group may refer to:
43d Operations Group, also previously known as the "43rd Bombardment Group", is a unit of the United States Air Force 43rd Sustainment Brigade (United States), also previously known as the "43rd Area Support Group", is a unit of the United States Army
See also 43 Group, an anti-fascist organization in post-World War II Britain 43rd Division (disambiguation) 43rd Brigade (disambiguation) 43rd Regiment (disambiguation) 43rd Squadron (disambiguation)