84 Squadron or 84th Squadron may refer to:

• No. 84 Squadron RAAF, a unit of the Royal Australian Air Force
• No. 84 Squadron RAF, a unit of the United Kingdom Royal Air Force
• 84th Flying Training Squadron, a unit of the United States Air Force
• VF-84 (Fighter Squadron 84), a unit of the United States Navy
• HSC-84 (Helicopter Sea Combat Squadron 84), a unit of the United States Navy

See also

• 84th Division (disambiguation)
• 84th Wing (disambiguation)
• 84th Regiment (disambiguation)