Winona
- County:
- Montgomery County
- County Seat:
- Yes
- Area (mi²):
- 13.516
- State:
- Mississippi
Winona is a city located in Montgomery County, Mississippi. Winona has a 2026 population of 3,906. It is also the county seat of Montgomery County. Winona is currently declining at a rate of -3.79% annually and its population has decreased by -12.46% since the most recent census, which recorded a population of 4,462 in 2020.