Poyen is a town in Grant County, Arkansas, United States. The population was 272 at the 2000 census. It is part of the Little Rock–North Little Rock–Conway Metropolitan Statistical Area. It is also where country music singer Justin Moore grew up.
Poyen is located at 34°19′24″N 92°38′26″W / 34.32333°N 92.64056°W / 34.32333; -92.64056 (34.323459, -92.640487).
According to the United States Census Bureau, the town has a total area of 0.2 square miles (0.6 km²), all land.