1722 - Yes, date unknown| Name | Joannes KOOLHAES | |
| Christening | 30 Sep 1722 | Amsterdam  |
| Gender | Male | |
| Death | Yes, date unknown | |
| Person ID | I2907 | Goedhart-Cohen |
| Last Modified | 30 Apr 2026 | |
| Father | Nicolaus KOOLHAES, b. Keulen, Duitsland d. Yes, date unknown | |
| Mother | Maria GRAAUROK, b. Anholt d. Yes, date unknown | |
| Family ID | F1663342711 | Group Sheet | Family Chart |
