Frohna /ˈfroʊnə/ is a city in Perry County, Missouri, United States.

Although the German colony was initially called Niederfrohna, the Nieder- was eventually dropped from the name.

Frohna is one of seven towns and villages in the area founded by German immigrants in 1839.

Frohna and the others -- Altenburg, Dresden, Johannisberg, Paitzdorf, Seelitz, and Wittenberg—were all named by settlers for towns in the Saxony region of their native country.

[5] According to the United States Census Bureau, the city has a total area of 0.90 square miles (2.33 km2), all land.

25.5% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older.

33.3% of all households were made up of individuals, and 17.9% had someone living alone who was 65 years of age or older.