Unterkrutt was formerly part of the German Empire. In the German Empire, the place was called Dolní Kruty.
The place is now called Dolní Kruty and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Unterkrutt | Austro-Hungary | Kolin | before the Treaty of Saint-Germain |
| Kruty Dolní | Austro-Hungary | Kolin | before the Treaty of Saint-Germain |
| Dolní Kruty | Czechoslovakia | Kolín | after the Treaty of Saint-Germain |
| Unter-Krut | German Empire | Kolin | 1939 |
| Dolní Kruty | German Empire | Kolin | 1939 |
| Dolní Kruty | Czechoslovakia | Kolín | 1945 |
| Dolní Kruty | Czechoslovakia | Střední Čechy | 1992 |