See also: Trzeciaki, Lublin Voivodeship.
| Trzeciaki | |
| Settlement Type: | Village |
| Total Type: | |
| Coordinates: | 54.1075°N 21.1117°W |
| Pushpin Map: | Poland |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Warmian-Masurian |
| Subdivision Type2: | County |
| Subdivision Name2: | Kętrzyn |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Korsze |
Trzeciaki is a village in the administrative district of Gmina Korsze, within Kętrzyn County, Warmian-Masurian Voivodeship, in northern Poland.[1]