The Perlis River () is a river in Perlis, Malaysia.
The river's 11.8 km length makes it the fourth-longest river in the Perlis state.
The river was the site of the Battle of Perlis River between the Portuguese and Aceh. Under the 11th Malaysia Plan, 11 km of the river will be developed and beautified, on the section from Kuala Perlis to Kangar.