George Kennan was born 18 October 1795 in Waterbury, Washington County, Vermont, United States to Thomas Kennan (1773-1853) and Sarah Lathrop (1775-1831) and died 25 February 1876 Portage, Columbia County, Wisconsin, United States of unspecified causes. He married Mary Tullar (1801-1866) 20 February 1817 in Bangor, Franklin County, New York, United States.
Children
| Name | Birth | Death | Joined with |
| Melissa Victorine Kennan (1818-1903) | |||
| Albert Watts Kennan (1820-1826) | |||
| Charlotte Louisa Kennan (1821-1896) | |||
| Thomas Lathrop Kennan (1827-1920) | 22 February 1827 Morristown, St. Lawrence County, New York, United States | 1920 Milwaukee, Milwaukee County, Wisconsin, United States | Lea Brown (1829-1906) |
| Jane Angeline Kennan (1828-1895) | |||
| Mary Evaline Kennan (1829-1918) | |||
| Sarah Eudotia Kennan (1830-1895) | |||
| George Kennan (1832-1905) | |||
| Sidney Tullar Kennan (1837-) | |||
| Benjamin Harrison Kennan (1840-1867) | |||
| Helen Salina Kennan (1846-1926) | |||
Siblings
| Name | Birth | Death | Joined with |
| George Kennan (1795-1876) | 18 October 1795 Waterbury, Washington County, Vermont, United States | 25 February 1876 Portage, Columbia County, Wisconsin, United States | Mary Tullar (1801-1866) |
| Abigail Kennan (1797-1865) | |||
| Clarissa Kennan (1801-1831) | |||
| John Kennan (1803-1896) | |||
| Philena Kennan (1805-1879) | |||
| Sarah Hubbard Kennan (1808-1878) | |||
| Sophronia Kennan (1811-1871) | |||
| Jairus Kennan (1813-1872) | |||