1656 Friedli Trefzger and Maria Thoman Marriage.
1667 Hanz Jacob Trefzger Birth.
1693 Jo. Jacobus Trefzger Birth.
1728 Joannes Jacob Trefzger Birth.
1766 Franz Joseph Trefzger Birth.
1788 Simon Trefzger Birth.
1824 Johannes Trefzger Birth.
1826 Maria Anna Trefzger Birth.