The Battle of Otterburn, a border skirmish between the Scottish and the English in Northern England, is fought near Otterburn.

The Battle of Otterburn, also known as the Battle of Chevy Chase, took place according to Scottish sources on 5 August 1388, or 19 August according to English sources, as part of the continuing border skirmishes between the Scots and English.

Otterburn is a small village in Northumberland, England, 31 miles (50 km) northwest of Newcastle upon Tyne on the banks of the River Rede, near its confluence with the Otter Burn, from which the village derives its name. It lies within the Cheviot Hills about 16 miles (26 km) from the Scottish border. The parish of Otterburn is at the heart of Redesdale, a Northumbrian upland valley.

August 5 is the 217th day of the year in the Gregorian calendar; 148 days remain until the end of the year.