Lichtajny was formerly part of the German Empire. In the German Empire, the place was called Köllmisch Lichteinen.
The place is now called Lichtajny and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Königlich Lichteinen | German Empire | Osterode i. Ostpr. | 1931 |
| Lichteinen b. Hohenstein | German Empire | Osterode i. Ostpr. | 1931 |
| Köllmisch Lichteinen | German Empire | Osterode i. Ostpr. | 1939 |
| Lichtajny | Under Polish administration | Ostróda | 1945 |
| Lichtajny | Poland | Olsztyn | 1992 |