| Jacob Leijffels ~1762-†1803 |
| Elisabeth Smeets *1760-†1812 |
| Catharina Leijffels *1791-†1859 |
| Godefridus Backus ( Backhuys ) ~1788-†1832 |
| Jacob Backus *1816-†1874 |
| Gerard Backus *1813-†1871 |
| Peter Backus *1827-†1896 |
| Hendrik Backus *1819-†1859 |
| Johanna Backus *1823-†1837 |