Father:
- Jacob Mathias Lutwyler Sr. Showalter (*1702 - †1773)

Mother:
- Maria Elizabeth Saunders (*1706 - †1776)

Siblings:
- Peter Showalter (*1722 - †1756)

- Christian Showalter (*1727 - †1805)

- Jacob Mathias Lutwyler Jr. Showalter (*1730 - †1778)

- Joseph Showalter (*1733 - †?)

- Daniel Showalter (*1738 - †1822)

- Valentine Showalter (*1740 - †?)

- Ulrich Showalter (*1743 - †1815)

- Barbara Showalter (*1744 - †?)

- Margaret Showalter (*1746 - †?)

- Martha Showalter (*1748 - †?)

Wives:
- Esther Funk (*? - †?)

- Anna Garver (*1734 - †?)

Children:
- John Showalter (*? - †?)

- David Funk Showalter (*? - †?)

- Daniel Showalter (*1764 - †1818)

- Henry Garver Sr. Showalter (*1766 - †1841)

Branch:
Notes:
a) Anna Garver is mother of: John Showalter (*?), Daniel Showalter (*1764) and Henry Garver Sr. Showalter (*1766)
b) Esther Funk is mother of: David Funk Showalter (*?)
c) GEDCOM file: Swabian Kastlers.ged
Birth:
- c. 1732
- Germany
Death:
