Bozmirabad (, also Romanized as Bozmīrābād, Bazmīrābād, Bezmīrābād, and Bozmīr Ābād; also known as Bīzmarābād) is a village in, and the capital of, Posht Tang Rural District of Dasht-e Zahab District, Sarpol-e Zahab County, Kermanshah province, Iran. The village is populated by Kurds.
At the 2006 National Census, its population was 1,033 in 192 households, when it was in the Central District. The following census in 2011 counted 1,231 people in 291 households. The latest census in 2016 showed a population of 1,111 people in 282 households. It was the largest village in its rural district.
After the 2016 census, Dasht-e Zahab, Jeygaran, Posht Tang, and Sarqaleh Rural Districts were separated from the Central District to form the new Dasht-e Zahab District. In addition, the villages of Kuik-e Azizi Amin, Kuik-e Hasan, Kuik-e Mahmud, and Kuik-e Majid merged to form the village of Kuik, which became the capital of the new district.