Beydoğan is a neighborhood in Çaldıran District, in Van Province, Türkiye. Beydoğan lies in the Armenian highlands mountains. It has 1,039 inhabitants (2022). The nearest city is Doğubayazıt, 58 km to the north. Near the border: Iran, 3.5 km. Among the landmarks around are Monastery of Saint Thaddeus (35 km) and Chapel of Dzordzor (33 km).