• Born June 15, 1823 in Swanton, Franklin County, Vermont.
• Parents were JOSEPH SUMNER JENNISON and THEDA BARBER.
• Married CALISTA OLDS about 1849. She was born in 1825in Swanton, Franklin County, Vermont; and died in 1921. Her parents were Deacon ELIAS OLDS and ABIGAIL ORCUTT.

1. CHARLES HUMPHREY JENNISON born February 11, 1850 in Swanton, Franklin County, Vermont; died September 22, 1939 in Los Angeles, Los Angeles County, California. Married REBECCA WINCHESTER on March 9, 1873 in Durand, Winnebago County, Illinois.

2. LOUISE JENNISON, born in 1855 in Swanton, Franklin County, Vermont.

3. CARRIE JENNISON, born in 1860 in Swanton, Franklin County, Vermont.

4. MATTIE JENNISON, born in 1865 in Swanton, Franklin County, Vermont.

SOURCE: 1870 Winnebago County, Illinois Census