Mary Williams, daughter of Jonathan Williams and Elizabeth Leonard, was born on February 22, 1708 in Taunton, Bristol, MA and died in 1734 in Raynham, Bristol, MA at the age of 25. She married Seth Dean, son of Thomas Dean and Mary Kingsley, about 1728 in MA. He was born in 1689 in MA and died in 1734 in MA at the age of 45.

Huldah Dean, daughter of Seth Dean and Mary Williams, was born about 1728 in MA and died on January 13, 1820 in Middleborough, Plymouth, MA. She married Joseph Leonard, son of Joseph Leonard and Mary Packard, on January 31, 1750 in Plymouth, MA. He was born on November 1, 1730 in Bridgewater, Plymouth, MA and died on October 11, 1793 in Middleborough, Plymouth, MA at the age of 62.

Silas Leonard, son of Joseph Leonard and Huldah Dean, was born on February 15, 1757 in Middleborough, Plymouth, MA and died on December 15, 1845 in Kent, Litchfield, CT at the age of 88. He married 2 times. The first time he married Anna Tyler in 1780 in Kent, Litchfield, CT. She was born about 1759 in Kent, Litchfield, CT and died on May 10, 1796 in Kent, Litchfield, CT. The second time he married Hannah Hawley on January 2, 1797 in Kent, Litchfield, CT. She was born between 1767 and 1768 in CT and died on April 24, 1840 in Kent, Litchfield, CT.