Red Horse may refer to:

• Red Horse (collaboration), an album and folk group formed by Eliza Gilkyson, John Gorka, and Lucy Kaplansky

• The Red Horse, a novel by Eugenio Corti

• Red Horse Beer, a beer brewed in the Philippines

• Rapid Engineer Deployable Heavy Operational Repair Squadron Engineers, US Air Force engineers

• one of the Four Horsemen of the Apocalypse

• Vale of the Red Horse, a rural area in South Warwickshire, England

• Shorthead Redhorse, a freshwater fish

• Red Horse (Lakota chief) (1822-1907), participant in the Battle of the Little Bighorn