Falęcinek was formerly part of the German Empire. In the German Empire, the place was called Valenzinnen *.
The place is now called Falęcinek and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Klein Valenzinnen | German Empire | Johannisburg | 1914 |
| Valenzinnen * | German Empire | Johannisburg | 1939 |
| Falęcinek | Under Polish administration | Pisz | 1945 |
| Falęcinek | Poland | Suwałki | 1992 |