Ossa is a village in the administrative district of Gmina Odrzywóà Â, within Przysucha County, Masovian Voivodeship, in east-central Poland.
During the January Uprising, on July 10, 1863, it was the site of the Battle of Ossa, in which Polish insurgents led by General Ludwik à »ychlià Âski defeated Russian troops.