John Langdon

John Langdon (June 26, 1741September 18, 1819) was an American politician and Founding Father from New Hampshire. He served as a delegate to the Constitutional Convention, signed the United States Constitution, and was one of the first two United States senators from New Hampshire. As a member of the Continental Congress, Langdon was an early supporter of the Revolutionary War. He later served in the United States Congress for 12 years, including as the first president pro tempore of the Senate, before becoming president and later governor of New Hampshire. He turned down a nomination for U.S. vice presidential candidate in 1812. Ancestry and Early life Although information about John Langdon's specific ancestry is not widely available, it is known that his family had roots in England. His father, John Langdon Sr., was a descendant of English settlers who had come to the American colonies. The Langdon family was part of the early wave of European settlers who arrived in New England in the 17th century, seeking new opportunities and religious freedom.