Jackowo was formerly part of the German Empire. In the German Empire, the place was called Jatzkow.
The place is now called Jackowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jatzkow | German Empire | Lauenburg i.Pom. | 1939 |
| Jackowo | Under Polish administration | Lębork | 1945 |
| Jackowo | Poland | Gdańsk | 1992 |