Oštra Luka is a village in the municipalities of Orašje (Federation of Bosnia and Herzegovina) and Donji Žabar (Republika Srpska), Bosnia and Herzegovina.

[1] According to the 2013 census, its population was 2,507, with 912 of them living in the Donji Žabar part[2] and 1,595 in the Orašje part.

[3] This Posavina Canton geography article is a stub.

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