Blue Army

Blue Army can refer to:

• the Polish army unit Blue Army (Poland)
• the peasant army during the Tambov Rebellion in Russia
• the Catholic lay organisation Blue Army of Our Lady of Fatima
• the County Dublin school St. Andrew's College (Ireland)
• the Aerosmith fanbase Blue Army (Aerosmith)
• Cardiff_City_F.C.
• Leicester City F.C.
• Fleet Town F.C.
• Portsmouth F.C.
• the United States armed forces, in contrast to the Red Army
• the unofficial name used by the People's Liberation Army for specialist OPFOR units during training
• the name for the enemy force in a military exercise, because on maps for military maneuvres the own forces are drawn red, the enemy's blue