Krajníčko was formerly part of the German Empire. In the German Empire, the place was called Krajničko.
The place is now called Krajníčko and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kranitz | Austro-Hungary | Pisek | before the Treaty of Saint-Germain |
| Krajníčko | Austro-Hungary | Pisek | before the Treaty of Saint-Germain |
| Krajníčko | Czechoslovakia | Písek | after the Treaty of Saint-Germain |
| Kranitz | German Empire | Pisek | 1939 |
| Krajničko | German Empire | Pisek | 1939 |
| Krajníčko | Czechoslovakia | Vodňany | 1945 |
| Krajníčko | Czechoslovakia | Strakonice | 1992 |
| Krajníčko | Czech Republic | Strakonice | 1993 |