博勒达吉是伊朗的城市，位于该国西南部札格罗斯山脉中部，由恰哈马哈勒－巴赫蒂亚里省负责管辖，处于首都德黑兰以南410公里，海拔高度2,242米，2006年人口10,905。

Boldaji (Persian:بلداجي‎‎, also Romanized as Boldājī; also known as Būldāji) is a city in and the capital of Boldaji District, in Borujen County, Chaharmahal and Bakhtiari Province, Iran. At the 2006 census, its population was 10,905, in 2,598 families.