Princes of Monte Rotondo Principi di Monte Rotondo Records #3 Holders Family filter On/Off Louis, prince Poniatowski, prince di Monte Rotondo * 1864 Philippe, prince Poniatowski, prince di Monte Rotondo * 1923 Stanislas August Charles Adolphe Hubert Wilhelm, prince Poniatowski, prince di Monte Rotondo * 1895 Corrections and Updates To suggest a correction or an update. Click Here