Jan GrześkówAge: 6 days1910–1910
- Name
- Jan Grześków
- Given names
- Jan
- Surname
- Grześków
| Family with parents |
| father |
Mikołaj Grześków Birth: between 1872 and 1875 47 31 — Białokiernica Death: |
| mother |
Anna Topornicka Birth: Death: |
|
Marriage: before 1901 — |
|
|
5 months elder sister |
Zofia Grześków Birth: May 27, 1901 29 — Białokiernica Death: |
|
3 years elder brother |
Szczepan Grześków Birth: December 17, 1903 31 — Białokiernica Death: November 16, 1907 — Białokiernica |
|
5 years elder sister |
Maria Grześków Birth: October 8, 1908 36 — Białokiernica Death: |
|
23 months himself |
Jan Grześków Birth: August 27, 1910 38 — Białokiernica Death: September 2, 1910 — Białokiernica |
| Birth | August 27, 1910 38 |
| Death | September 2, 1910 (Age 6 days) |