Klášter I was formerly part of the German Empire. In the German Empire, the place was called Kloster.
The place is now called Klášter I and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kloster | Austro-Hungary | Neuhaus | before the Treaty of Saint-Germain |
| Klášter | Austro-Hungary | Neuhaus | before the Treaty of Saint-Germain |
| Klášter | Czechoslovakia | Jindřichův Hradec | after the Treaty of Saint-Germain |
| Kloster | Czechoslovakia | Jindřichův Hradec | after the Treaty of Saint-Germain |
| Kloster | German Empire | Neubistritz | 1938 |
| Klášter | Czechoslovakia | Jindřichův Hradec | 1945 |
| Klášter | Czechoslovakia | Jindřichův Hradec | 1992 |
| Klášter I | Czech Republic | Jindřichův Hradec | 1993 |