Piotr Juliusz Eugeniusz Alojzy Maria Ostrowski
- Born on May 14, 1902
- Deceased on October 24, 1964, at the age of 62 years
Parents
- Gustaw Antoni Władysław Stanisław Ostrowski (1860 - 1923)
- Eugenia von Haugwitz (1875 - 1944)
Family
- Married on April 10, 1926, with Private
- Married on May 12, 1938, with Private