Jan Keijser
| Family | Pedigree | Reports |
| Jan Keijser |
| b. 30 May 1819 |
| d. 30 Mar 1901 |
| Sijmen Cornelis Keijser |
| b. 25 Apr 1780 |
| d. 24 Nov 1831 |
| Maretje Crelis Klepper |
| b. 6 Apr 1783 |
| d. 26 Apr 1853 |
| Cornelis Keijser |
| b. 19 Aug 1744 |
| d. |
| Elisabetha Hansen |
| b. 23 Apr 1747 |
| d. 14 Feb 1822 |
| Cornelis Dirksz. Klepper |
| b. 28 Mar 1758 |
| d. 2 Sep 1835 |
| Maria Jansdr. van Hoorn |
| b. 14 Jan 1758 |
| d. 31 Mar 1808 |
| Sijmen Jacobsz Hansen |
| b. |
| d. |
| Elbrig Crelis |
| b. |
| d. |
| Dirk Klepper |
| b. |
| d. 14 Apr 1797 |
| Grietje Crelis |
| b. |
| d. 19 Apr 1793 |
| Jan Sijmendse Hoorn |
| b. |
| d. |
