Armada may refer to:

• Armada Española, the Spanish Navy.
• The Spanish Armada, an attempted invasion of England by Spain in 1588.
• The English Armada , an attempted invasion of Spain by England in 1589.
• Two ships of the Royal Navy named HMS Armada
• Armada Rijeka, a football fan club from Rijeka, Croatia.
• Armada , a London-based rock/jazz group formed in the mid-1970s by former members of the Open Mind.