| Father | Madison C. ROADCAP/RATHGEB (1837 - 1923) |
| Mother | Barbara PETRY (1842 - 1920) |
| Sibling | Jacob Henry ROADCAP (1863 - 1863) |
| Sibling | Isaac D. ROADCAP (1865 - 1916) |
| Sibling | Mary Elizabeth "Molly" ROADCAP (1866 - 1934) |
| Sibling | Sara Jane ROADCAP (1869 - 1901) |
| Sibling | Lydia Kathryn ROADCAP (1871 - 1924) |
| Sibling | James A. ROADCAP (1874 - 1911) |
| Sibling | Norma ROADCAP (1875 - 1875) |
| Sibling | Nannie Rebecca ROADCAP (1876 - 1901) |
| Sibling | Susan F. ROADCAP (1878 - 1878) |
| Sibling | Minor Winfield ROADCAP (1883 - 1953) |
| Sibling | Eliza L. ROADCAP (1885 - 1974) |