361st may refer to:
361st Bombardment Squadron or 1st Antisubmarine Squadron, inactive United States Air Force unit 361st Fighter Group, World War II United States Army Air Forces combat organization 361st Fighter Squadron or 461st Flight Test Squadron, United States Air Force squadron, stationed at Edwards Air Force Base, California 361st Intelligence, Surveillance and Reconnaissance Group, intelligence unit located at Hurlburt Field, Florida 361st Tactical Electronic Warfare Squadron, inactive United States Air Force unit
See also 361 (number) 361, the year 361 (CCCLXI) of the Julian calendar 361 BC