| Bazangan | |
| Native Name: | Persian: بزنگان |
| Native Name Lang: | fa |
| Settlement Type: | Village |
| Pushpin Map: | Iran |
| Coordinates Footnotes: | [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | Razavi Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Sarakhs |
| Subdivision Type3: | District |
| Subdivision Name3: | Marzdaran |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Golbibi |
| Unit Pref: | Metric |
| Population As Of: | 2016 |
| Population Total: | 3440 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Bazangan (Persian: بزنگان) is a village in, and the capital of, Golbibi Rural District of Marzdaran District, Sarakhs County, Razavi Khorasan province, Iran.[2]
At the time of the 2006 National Census, the village's population was 3,697 in 915 households.[3] The following census in 2011 counted 3,268 people in 946 households.[4] The 2016 census measured the population of the village as 3,440 people in 1,062 households. It was the most populous village in its rural district.[5]
This village is located 90 km southwest of Sarakhs and on the eastern slope of Bazangan mountain which is one of the functions of Sarakhs city and is located 128 km east of Mashhad in a mountainous area. Bazangan mountain is located 4 km south of Qara Dagh mountain and 6 km west and southwest of the village. Its climate is temperate and dry. the historical castle of Bazangan is located In this village.
The origin of the Mervi family is related to their main birthplace, the city of Mervi, which is now part of Turkmenistan. This city was once part of the territory of Iran when it was separated from Iran during the Qajar rule.