Father:
- Henry Garver Sr. Showalter (*1766 - †1841)
Mother:
- Magdaline Halderman (*1771 - †1818)
Siblings:
- Eve Showalter (*? - †?)
- Catherine Showalter (*? - †?)
- Henry George Garver Showalter (*1787 - †1867)
- John Showalter (*1788 - †?)
- Jacob Showalter (*1790 - †?)
- Abraham Sr. Showalter (*1791 - †1870)
- Elizabeth Showalter (*1793 - †?)
- Daniel Showalter (*1794 - †?)
- Mary Showalter (*1801 - †?)
- Hannah Showalter (*1801 - †?)
- David Showalter (*1801 - †1840)
- Sarah Sally Showalter (*1806 - †?)
Wife:
- Elizabeth Griffith (*? - †1905)
Children:
- William Showalter (*? - †?)
- Philip Showalter (*1820 - †?)
- Anthoney Showalter (*1822 - †?)
- David Showalter (*1824 - †?)
- Samuel Showalter (*1824 - †?)
- Isaac Showalter (*1825 - †?)
- Nancy Showalter (*1830 - †?)
- Elizabeth Showalter (*1838 - †?)
- Sarah Showalter (*1840 - †?)
- Virginia Jane Showalter (*1843 - †1926)
- Mary Showalter (*1846 - †?)
- Joseph Showalter (*1859 - †?)
Branch:
Note:
a) GEDCOM file: Swabian Kastlers.ged