Father | MaleCozyn Gerritsen Blauvelt |
| Born | 1608 | Holland, Netherlands |
| Died | 1686 | Kings, New York, USA |
| Buried | ||
| Married | 1640 | USA |
| Father | Gerrit Blauvelt | F613 Group Sheet | |
| Mother | Unknown | F613 Group Sheet | |
Mother | FemaleVroutje Cosyns |
| Born | 1616 | Nyc, New York, United States |
| Died | 1686 | New York, New York, New York, USA |
| Buried | ||
| Other Spouse | Cozyn Gerritsen | F714 | |
| Married | ||
| Father | ||
| Mother | ||
Child 1 | FemaleGrietje Cosyns Cozyns |
| Born | 05 May 1641 | Harlem,New York, New York+ |
| Died | 1724 | Orange,Schuyler,New York,USA |
| Buried | ||
| Spouse | Jan Pieterse HARING | F1215 | |
| Married | 18 May 1662 | New York, United States |
Child 3 | MaleGerrit Cosyn |
| Born | 20 May 1640 | Dutch Reform Chruch, New Amsterdam, New York, USA |
| Died | 07 Sep 1702 | New York, New York, New York, USA |
| Buried | ||
| Spouse | Belitje Jacobs Quick | F572 | |
| Married | 25 Oct 1673 | Fort Orange, Albany, New York, United States |