Battle of Northampton (1264)

Battle of Northampton
Part of Second Barons' War
Date5 April 1264
Location
Result Royal victory
Belligerents
Royal forces Baronial forces
Commanders and leaders
Henry III
Roger Mortimer
Philip Marmion
Simon de Montfort
Simon de Montfort the Younger (POW)
The remains of Northampton Castle

The Battle of Northampton took place during the Second Barons' War. A decisive victory for the royalist forces of King Henry III of England, who took Northampton Castle and captured Simon de Montfort (the Younger), son of Simon de Montfort (the Older).