Isidor Julius Isaak
| Sex: | Male | |
| Father: | Abraham Isaak | |
| Mother: | Sara Hirsch | |
| Birth: | 1884 | 1 |
| Death: | 2 | |
| Religion: | JD | |
Family 1
| Spouse/Partner: | Bella Rosenzweig | b. 1889 |
| Marriage: | 3 | |
| Children: | ||
Manfred Isaak
 |
b. 1912 | |
| Sex: | Male | |
| Father: | Abraham Isaak | |
| Mother: | Sara Hirsch | |
| Birth: | 1884 | 1 |
| Death: | 2 | |
| Religion: | JD | |
| Spouse/Partner: | Bella Rosenzweig | b. 1889 |
| Marriage: | 3 | |
| Children: | ||
| Manfred Isaak
|
b. 1912 | |
