Taj Boyuk
 Taj Boyuk (Persian: تاج بيوك‎ also Romanized as Tāj Boyūk; also known as Tājībeyūk Tājī Boūk and Tājī Boyūk) is a village in Mehmandust Rural District Kuraim District Nir County Ardabil Province Iran. At the 2006 census its population was 66 in 12 families.