William Chamberlain was born on April 27, 1755, in Hopkinton, Massachusetts. He was the third of nine children born to Samuel (1724-1802) and Martha Mellen Chamberlain (1730-1820). In 1780, he moved to Peacham, Vermont. Here he was a surveyor, farmer, town clerk, justice of the peace, legislator, and U.S. Congressman. He was a member of the Vermont House of Representatives in 1785, 1787-96, 1805 and 1808; justice of the peace, 1786-1796; delegate to the state constitutional convention in 1791; representative to the United States Congress 1803-1805 and 1809-1811; and Lieutenant Governor of Vermont 1813-1815. He died on September 27, 1828 in Peacham, survived by his wife of 47 years, Jenny (Jane) Eastman Chamberlain (1762-1830), and seven of their children.
From the description of Series I : first generation, 1785-1834. (Vermont Historical Society). WorldCat record id: 50901125
