- Yes, date unknown| Name | Józef Kostuj | |
| Gender | Male | |
| Death | Yes, date unknown | |
| Person ID | I50571 | Galicia Genealogy |
| Last Modified | 28 Oct 2022 | |
| Father | Piotr Kostuj d. Yes, date unknown | |
| Mother | Katarzyna Kiwak d. Yes, date unknown | |
| Family ID | F16905 | Group Sheet | Family Chart |
| Family | Katarzyna Stobierska d. Yes, date unknown | |||
| Children |
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| Family ID | F14553 | Group Sheet | Family Chart | ||
| Last Modified | 26 Jan 2026 | |||
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