Kotouň was formerly part of the German Empire. In the German Empire, the place was called Kotouň.
The place is now called Kotouň and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kotaun | Austro-Hungary | Strakonitz | before the Treaty of Saint-Germain |
| Kotouň | Austro-Hungary | Strakonitz | before the Treaty of Saint-Germain |
| Kotouň | Czechoslovakia | Strakonice | after the Treaty of Saint-Germain |
| Kottaun | German Empire | Strakonitz | 1939 |
| Kotouň | German Empire | Strakonitz | 1939 |
| Kotouň | Czechoslovakia | Horažďovice | 1945 |
| Kotouň | Czechoslovakia | Plzeň-jih | 1992 |
| Kotouň | Czech Republic | Plzeň-jih | 1993 |