| Mętna | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Podlaskie |
| Subdivision Type2: | County |
| Subdivision Name2: | Siemiatycze |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Mielnik |
| Pushpin Map: | Poland |
| Coordinates: | 52.35°N 31°W |
Mętna is a village in the administrative district of Gmina Mielnik, within Siemiatycze County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus.[1] It lies approximately 6km (04miles) east of Mielnik, 210NaN0 south-east of Siemiatycze, and 860NaN0 south of the regional capital Białystok.