| Father | Male Joseph Zak |
| Born | cir 1853 | Mnichovo Hradiste, Central Bohemia, Czech Republic |
| Died | 25 Oct 1928 | Lena, Oconto Co, Wisconsin |
| Buried | ||
| Married | cir 1880 | Mnichovo Hradiste, Central Bohemia, Czech Republic |
| Father | Haspars Zak | F29874 Group Sheet | |
| Mother | Marie Weinfurt | F29874 Group Sheet | |
| Mother | Female Kunhuta Zaubka |
| Born | cir 1847 | |
| Died | 1922 | Oconto County, Wisconsin |
| Buried | ||
| Father | Jans Zoubka | F172587 Group Sheet | |
| Mother | Ksteinny Faraiove | F172587 Group Sheet | |
| Child 1 | Male Joseph Zak |
| Born | 31 Aug 1885 | Bohemia, Czech Republic |
| Died | 18 Apr 1971 | Oconto County, Wisconsin |
| Buried | ||
| Spouse | Marie Zoubek | F172584 | |
| Married | ||
| Child 2 | Male Albert Zak |
| Born | 18 May 1889 | Mnichovo Hradiste, Central Bohemia, Czech Republic |
| Died | 05 May 1967 | Appleton, Outagamie, Wisconsin |
| Buried | St Joseph Cemetery, Appleton, Outagamie, Wisconsin |
|
| Spouse | Ida Bertha Jarvey | F29872 | |
| Married | 09 Jan 1912 | Stiles, Oconto Co, Wisconsin |
| Child 3 | Male James Zak |
| Born | 16 Dec 1892 | Bohemia, Czech Republic |
| Died | 08 Apr 1979 | Iron Mountain, Dickinson Co, Michigan |
| Buried | ||
| Spouse | Marketa Hajdikova | F172586 | |
| Married | ||