| Father | Sihon Prather "SP" JACOBS of Marion Co.,IL (1837 - 1897) |
| Mother | Elizabeth TELFORD (1839 - 1914) |
| Sibling | Hester "Fanny" JACOBS (1875 - 1959) |
| Sibling | William Nelson JACOBS (1860 - 1932) |
| Sibling | Clara Isabelle JACOBS (1863 - 1930) |
| Sibling | Edward Lincoln JACOBS (1865 - 1943) |
| Sibling | Eulalia Jane JACOBS (1867 - 1875) |
| Sibling | Lillie Margaret JACOBS (1870 - 1942) |
| Sibling | John Thomas JACOBS (1873 - 1873) |
| Sibling | Samuel Telford JACOBS (1878 - 1942) |
| Sibling | Charles Franklin JACOBS (1884 - 1955) |
| Sibling | Ernest Blaine JACOBS (1887 - 1887) |