Agincourt can refer to:

• an alternative name for Azincourt, a commune of the Pas-de-Calais département in northern France, and the site of the Battle of Agincourt
• Agincourt, Meurthe-et-Moselle , a commune of the Meurthe-et-Moselle département in northeastern France
• Agincourt, Ontario, a community in Scarborough, the eastern portion of Toronto, Ontario, Canada.
• The Battle of Agincourt, October 25, 1415. Part of the Hundred Years War
• Several ships of the Royal Navy named HMS '"Agincourt after the battle.