and related: Kiliś, Kostewicz, Pawelski, Sadlakowski, Wyrzykowski...
| Franciszek Kostewicz |
| Franciszek Kostewicz | |
| B: | Abt 1853 |
| Wólka Kikolska | |
| D: | Yes, date unknown |
| Jadwiga Kostewicz (maid. name Gołębiewska) | |
| B: | Abt 1860 |
| Dębe, mazowieckie | |
| M: | 6 May 1877 |
| Wola Kiełpińska | |
| Józef Kostewicz |
| Józef Kostewicz | |
| B: | 1863 |
| Władysław Kostewicz |
| Władysław Kostewicz | |
| B: | 1865 |
| Wólka Kikolska | |
| D: | Yes, date unknown |
| Marta Kostewicz |
| Marta Kostewicz | |
| B: | 1901 |
| D: | 16 Jan 1997 |
| Stanisław Kostewicz |
| Stanisław Kostewicz | |
| B: | 1932 |
| Krystyna Kostewicz (maid. name Kowalska) |
| Krystyna Kostewicz (maid. name Kowalska) | |
| B: | Abt 1933 |
| Tadeusz Kostewicz |
| Tadeusz Kostewicz | |
| B: | 1934 |
| Wólka Kikolska | |
| Elżbieta Kostewicz (maid. name Ziemiecka) | |
| B: | 1941 |
| M: | Yes, date unknown |
| Pomiechowo, św. Anny, nowodworski | |
| Józef Kostewicz |
| Józef Kostewicz | |
| B: | 1902 |
| Wólka | |
| D: | 4 Sep 1987 |
| Janina Kostewicz (maid. name Cieślińska) |
| Janina Kostewicz (maid. name Cieślińska) | |
| B: | Abt 1909 |
| M: | Yes, date unknown |
| D: | 5 Maj 1997 |
| Henryk Kostewicz |
| Henryk Kostewicz | |
| B: | 1903 |
| Wólka | |
| Władysław Kostewicz |
| Władysław Kostewicz | |
| B: | 1905 |
| Wólka | |
| Apolonia Śmietańska (maid. name Kostewicz) | |
| B: | 1906 |
| Wólka | |
| Stanisław Kostewicz |
| Stanisław Kostewicz | |
| B: | 1867 |
| Wólka Kikolska | |
| D: | 30 Nov 1931 |
| Wólka Kikolska | |
| Helena Kostewicz (maid. name Witkowska) |
| Helena Kostewicz (maid. name Witkowska) | |
| B: | Abt 1883 |
| Topolina, mazowieckie | |
| D: | 24 May 1907 |
| Wólka | |
| Regina Olszewska (maid. name Kostewicz) |
| Regina Olszewska (maid. name Kostewicz) | |
| B: | 9 Marc 1910 |
| Wólka | |
| D: | Yes, date unknown |
| Edward Kostewicz |
| Edward Kostewicz | |
| B: | 1915 |
| D: | 10 Jul 1934 |
| Wólka | |
| Leokadia Kostewicz (maid. name Witkowska) |
| Leokadia Kostewicz (maid. name Witkowska) | |
| B: | Abt 1888 |
| M: | Yes, date unknown |
| D: | 16 Apr 1917 |
| Wólka | |
| Konstancja Rogalińska (maid. name Kostewicz) |
| Konstancja Rogalińska (maid. name Kostewicz) | |
| B: | Abt 1855 |
| Krogule, mazowieckie | |
| D: | Yes, date unknown |
| Władysław Rogaliński |
| Władysław Rogaliński | |
| B: | Abt 1854 |
| Nuna, mazowieckie | |
| M: | 15 May 1880 |
| Pomiechowo, św. Anny, nowodworski | |
| Jan Kostewicz |
| Jan Kostewicz | |
| B: | Abt 1831 |
| D: | Yes, date unknown |
| Małgorzata Kostewicz (maid. name Niemierzyn) |
| Małgorzata Kostewicz (maid. name Niemierzyn) | |
| B: | Yes, date unknown |
| M: | Yes, date unknown |
| D: | Yes, date unknown |
Our family tree has over 10,000 pieces of data. We also have around 75,000 photos and thousands of documents in our collection.
This tree can continue to grow only thanks to the interest and cooperation of close and distant relatives who, finding their relatives here, would like to share their information, photos or documents.