Jacob Blaine was born 26 August 1778 in Dundalk, County Louth, Ireland and died 6 March 1850 Sweet Water, Illinois, United States of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| George Blane (1802-1864) | 16 March 1802 Sweet Water, Illinois, United States | 18 January 1864 Sweet Water, Illinois, United States | Mary Madaline Alkire (1826-1903) |
Siblings