Father:
- Jacob Mathias Lutwyler Sr. Showalter (*1702 - †1773)
Mother:
- Maria Elizabeth Saunders (*1706 - †1776)
Siblings:
- Peter Showalter (*1722 - †1756)
- Jacob Mathias Lutwyler Jr. Showalter (*1730 - †1778)
- Johannes Showalter (*1732 - †1806)
- Joseph Showalter (*1733 - †?)
- Daniel Showalter (*1738 - †1822)
- Valentine Showalter (*1740 - †?)
- Ulrich Showalter (*1743 - †1815)
- Barbara Showalter (*1744 - †?)
- Margaret Showalter (*1746 - †?)
- Martha Showalter (*1748 - †?)
Wife:
- Barbra Sherrick (*1736 - †?)
Children:
- Jacob Showalter (*1756 - †?)
- Valentine Showalter (*1758 - †?)
- Fannie Showalter (*1762 - †?)
- John Showalter (*1764 - †?)
- Mary Showalter (*1766 - †?)
- Christian Showalte (*1768 - †?)
- Joseph Showalter (*1770 - †?)
- Nancy Showalter (*1771 - †?)
- David Showalter (*1772 - †?)
- Samuel Showalter (*1774 - †?)
- Catherine Showalter (*1776 - †?)
- Magdelina Showalter (*1778 - †?)
- Elizabeth Showalter (*1781 - †?)
Branch:
Note:
a) GEDCOM file: Swabian Kastlers.ged