|  Male Allard Pierson | 
| Birth | 11 Feb 1739 | Gouda, Zuid-Holland, Nederland  | 
| Christening | 11 Feb 1739 | Gouda, Zuid-Holland, Nederland  | 
| Death | 1 Aug 1813 | |
| Burial | ||
| Marriage | 5 Jul 1762 | Gouda, Zuid-Holland, Nederland  | 
| Father | ||
| Mother | ||
|  Female Cornelia Geertruida Boon | 
| Birth | 23 Feb 1738 | Gouda, Zuid-Holland, Nederland  | 
| Christening | 23 Feb 1738 | Gouda, Zuid-Holland, Nederland  | 
| Death | 26 Nov 1803 | |
| Burial | 2 Dec 1803 | Gouda, Zuid-Holland, Nederland  | 
| Father | ||
| Mother | ||
|  Male Allard Pierson | 
| Birth | 1 Nov 1770 | Gouda, Zuid-Holland, Nederland  | 
| Christening | 2 Nov 1770 | Gouda, Zuid-Holland, Nederland  | 
| Death | 31 Mar 1836 | Alkmaar, Noord-Holland, Nederland  | 
| Burial | ||
| Spouse | Maria Catharina van der Steen | F793 | |
| Marriage | 23 Jul 1797 | Leiden, Zuid-Holland, Nederland  | 
| Spouse | Johanna Elisabeth Gregory | F794 | |
| Marriage | 23 Jul 1797 | Leiden, Zuid-Holland, Nederland  |