Sienno ' is a village

Village

A village is a clustered human settlement or community, larger than a hamlet with the population ranging from a few hundred to a few thousand , Though often located in rural areas, the term urban village is also applied to certain urban neighbourhoods, such as the West Village in Manhattan, New...

 in the administrative district of Gmina Ośno Lubuskie

Gmina Osno Lubuskie

Gmina Ośno Lubuskie is an urban-rural gmina in Słubice County, Lubusz Voivodeship, in western Poland. Its seat is the town of Ośno Lubuskie, which lies approximately north-east of Słubice, south-west of Gorzów Wielkopolski, and north-west of Zielona Góra.The gmina covers an area of , and as of...

, within Słubice County, Lubusz Voivodeship

Lubusz Voivodeship

- Administrative division :Lubusz Voivodeship is divided into 14 counties : 2 city counties and 12 land counties. These are further divided into 83 gminas....

, in western Poland. It lies approximately 7 kilometres (4 mi) west of Ośno Lubuskie

Osno Lubuskie

Ośno Lubuskie is a town in Lubusz Voivodeship, Poland, with 3,800 inhabitants ....

, 20 km (12 mi) north-east of Słubice, 44 km (27 mi) south-west of Gorzów Wielkopolski, and 77 km (48 mi) north-west of Zielona Góra.

Before 1945 the area was part of Germany (see Territorial changes of Poland after World War II

Territorial changes of Poland after World War II

The territorial changes of Poland after World War II were very extensive. In 1945, following the Second World War, Poland's borders were redrawn following the decisions made at the Potsdam Conference of 1945 at the insistence of the Soviet Union...

).

The village has a population of 200.