Haanja is a village in Voru County, in southeastern Estonia. Its located 16 km south from the town of Voru. Haanja is the administrative centre of Haanja Parish. The village had a population of 191 (as of 2004).
Suur Munamägi, the highest peak in Estonia (and the Baltic states), reaching 318 meters (1,043 ft) above sea level, is located in Haanja