Sand-e Mir Suiyan (Persian: سند ميرثويان)[a] is a village in, and the capital of, Sand-e Mir Suiyan Rural District[4] of the Central District of Dashtiari County, Sistan and Baluchestan province, Iran.

At the time of the 2006 National Census, the village's population was 1,087 in 207 households, when it was in the former Dashtiari District of Chabahar County.

[5] The following census in 2011 counted 989 people in 214 households.

[6] The 2016 census measured the population of the village as 956 people in 223 households.

This Sistan and Baluchestan province location article is a stub.