| Father | Isaac Teeter DETWILER (1845 - 1915) |
| Mother | Amanda "Mandy" STRAIGHT (1852 - 1898) |
| Sibling | Ester Ann DETWILER (1873 - 1905) |
| Sibling | Jeremiah Straight DETWILER (1875 - 1967) |
| Sibling | Charles S. DETWILER (1878 - 1944) |
| Sibling | (Third son of Amanda and Isaac T. DETWILER) DETWILER (1879 - 1879) |
| Sibling | (Fourth son of Amanda and Isaac T. DETWILER) DETWILER (1879 - 1879) |
| Sibling | Preston J. DETWILER (1881 - 1936) |
| Sibling | Alverna DETWILER (1885 - 1965) |
| Sibling | Ira J. DETWILER (1887 - 1965) |
| Sibling | Daniel S. DETWILER (1890 - 1891) |
| Sibling | John Raymond DETWILER (1892 - 1965) |
| Sibling | (Ninth son of Amanda and Isaac T. DETWILER) DETWILER (1893 - 1893) |