Marianna
- County:
- Lee County
- County Seat:
- Yes
- Area (mi²):
- 3.614
- State:
- Arkansas
Marianna is a city located in Lee County, Arkansas. Marianna has a 2026 population of 3,258. It is also the county seat of Lee County. Marianna is currently declining at a rate of -1.84% annually and its population has decreased by -7.86% since the most recent census, which recorded a population of 3,536 in 2020.