and related: Kiliś, Kostewicz, Pawelski, Sadlakowski, Wyrzykowski...
| Male Leon Kowalski |
| Birth | 24 Mar 1891 | |
| Death | 18 Jun 1962 | Detroit, Wayne, Michigan, St. Zjednoczone |
| Burial | 22 Jun 1962 | Detroit, Wayne, Michigan, St. Zjednoczone, Mt Olivet Cemetery |
| Marriage | 22 Jul 1913 | |
| Father | Klemens Kowalski | F63804 Group Sheet | |
| Mother | Teofila Kowalska (maid. name Rubinkowska) | F63804 Group Sheet | |
| Female Maryanna Kowalski (maid. name Jankowska) |
| Birth | 31 Jan 1888 | Niedróż Młody, mazowieckie, płoński, gm. Raciąż |
| Death | 03 Aug 1963 | Detroit, Wayne, Michigan, St. Zjednoczone |
| Burial | 08 Aug 1963 | Detroit, Wayne, Michigan, St. Zjednoczone, Mt Olivet Cemetery |
| Other Spouse | Andrzej Tusiński | F49329 | |
| Marriage | 19 Feb 1905 | Rogotwórsk, mazowieckie, płocki, gm. Drobin |
| Father | Józef Jankowski | F48695 Group Sheet | |
| Mother | Franciszka Jankowska (maid. name Chabowska) | F48695 Group Sheet | |
| Female + Zofia Korotko (maid. name Kowalski) |
| Birth | 12 May 1907 | |
| Death | 25 Apr 1985 | Madison Heights |
| Burial | ||
| Spouse | Władysław Korotko | F63248 | |
| Marriage | 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.