Father:
- Charles Johnson (*1855 - †?)
Mother:
- Christina Mathilda Carlson (*1856 - †1920)
Siblings:
- Albin Johnson (*1884 - †?)
- Elen Johnson (*1886 - †?)
Wife:
- Ida Charlotte Peterson (*1877 - †1954)
Children:
- Earl Howard Johnson (*? - †?)
- Harriet Louise Johnson (*? - †?)
- Jeanette Olive Johnson (*1912 - †?)
Branch:
Note:
a) GEDCOM file: Swabian Kastlers.ged