Ostrowiec () is a village in the administrative district of Gmina Dębno, within Myślibórz County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately north-east of Dębno, south-west of Myślibórz, and south of the regional capital Szczecin.
For the history of the region, see History of Pomerania.
The village has a population of 157.
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