Błociszewski family with Ostoja coat of arms
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The Błociszewski family - a Polish noble family with the coat of arms of Ostoja, belonging to the heraldic Clan Ostoja (Moscics),[1][2][3][4] originating from Błociszewo in the former of Kościan district of Poznań voivodeship.[5][1] From the Błociszewskis of the Ostoja CoA come: Brodnicki, Bytkowski, Gajewski, Lubiatowski, Ptaszkowski, Szczodrowki.