Israel Jennison
- Born March 4, 1713 in Sudbury, Middlesex County, Massachusetts.
- Parents were PETER JENNISON and JANE.
- His brother was SAMUEL JENNISON.
- Married MARY HEYWOOD February 17, 1738.
- Married MARGARET (COOLIDGE) WHEELER on December 9, 1775. Children of this marriage are not descendants of John Heywood, and will not be listed here.
- Died September 19, 1782 in Worcester, Worcester County, Massachusetts.
- Both Israel and Mary are buried in the Cemetery on the Commons, Worcester, Massachusetts.
CHILDREN
- MARY JENNISON, born August 13, 1739.
- SARAH JENNISON, born April 13, 1742 in Worcester, Worcester County, Massachusetts; died September 5, 1810 in Worthington, Hampshire County, Massachusetts. Married NAHUM EAGER. The intention was recorded May 30, 1771 in Worthington, Hampshire County, Massachusetts.
- ABIGAIL JENNISON, born July 30, 1744; died June 29, 1798. She never married.
- SAMUEL JENNISON, born December 24, 1745 or 1746. Married ELIZABETH CURTIS on December 19, 1782 in Worcester, Worcester County, Massachusetts.
- JOHN JENNISON, born July 3, 1747; died January 15, 1755. He is buried in the Cemetery on the Commons, Worcester, Massachusetts.
- FAITH JENNISON, born August 30, 1751; died September 24, 1782. She is buried in the Cemetery on the Commons, Worcester, Massachusetts.
- RELIEF JENNISON, born November 7, 1754; died April 14, 1817. Married ABEL STOWELL on November 22, 1781 in Worcester, Worcester County, Massachusetts.
- WILLIAM JENNISON, born April 12, 1758 in Worcester, Worcester County, Massachusetts; died July 19, 1819 in Swanton, Franklin County, Vermont. Married ELIZABETH STOWELL. Married SARAH SUMNER October 30, 1788 in Shrewsbury, Worcester County, Massachusetts.
- BETSEY JENNISON, born November 22, 1764 in Worcester, Worcester County, Massachusetts; died August 7, 1848 in Worcester, Worcester County, Massachusetts. Married PETER STOWELL.