Lyon
- County:
- Coahoma County
- County Seat:
- No
- Area (mi²):
- 0.482
- State:
- Mississippi
Lyon is a town located in Coahoma County, Mississippi. Lyon has a 2026 population of 271. Lyon is currently declining at a rate of -0.73% annually and its population has decreased by -6.87% since the most recent census, which recorded a population of 291 in 2020.