1648–1649. Isaiah Whitney was born in Watertown, Middlesex, Massachusetts, on Saturday, September 16, 1671, and died in Cambridge, Middlesex, Massachusetts, on January 1, 1711/12. Sarah Woodward was born on Sunday, October 3, 1675. They were married in Massachusetts in 1695. She took the name Sarah Whitney. He is the son of Thomas and Mary (Kedall) Whitney. She is the daughter of George Woodward. They had eight children:
| i. | Mary Whitney: She was born May 4, 1696, and married Benjamin Wellington. | |
| ii. | John Whitney: He was born December 6, 1698, in Lexington, Mass.; married Rebecca Whitney. | |
| iii. | Isaiah Whitney [#824]: He was born in Middlesex, Massachusetts, in June 1, 1700, and died in Harvard, Worcester, Massachusetts, on August 9, 1737. | |
| iv. | Nathaniel Whitney: He was born about 1702. | |
| v. | Sarah Whitney: She was born on April 9, 1705, in Lexington, Mass.; married Andrew Parker. | |
| vi. | Elijah Whitney: He was born August 2, 1707, in Cambridge; married first, Mercy Heald, second Rebecca Winship. | |
| vii. | Abraham Whitney: He was born on June 19, 1710, in Lexington; he married Sarah Whitney. | |
| viii. | Jonas Whitney: He was baptized on November 25, 1711, in Lexington. |