Haydarbey is a neighborhood in Erciş District, in Van Province, Türkiye. Haydarbey lies at 1,737 m above sea level, 8.0 km from the Mount Tendürek mountains. It has 2,014 inhabitants. The nearest city is Erciş, 5.8 km to the west. Among the landmarks around are Koçköprü Dam (14.8 km) and Monastery of Artsvaber (4.3 km).