Early life and political career
He was the second son born to
James Clinton and his wife Mary DeWitt, daughter of an old Dutch family, and was educated at what is now
Columbia University. He became the secretary to his uncle,
George Clinton, who was then governor of
New York. Soon after he became a member of the
Democratic-Republican Party. He was a member of the
New York State Assembly in 1798 and of the
New York State Senate from the Southern District from 1798 to 1802, and from 1806 to 1811. He was a delegate to the
New York State Constitutional Convention in 1801. He was a member of the
Council of Appointments in 1801-1802 and 1806-1807. He won the by-election to the
United States Senate after the resignation of
John Armstrong, Jr. and served from February 9, 1802, to November 4, 1803. He resigned, unhappy with living conditions in newly built
Washington, DC, to become the Mayor of
New York. He served as Mayor in 1803-1807, 1808-1810 and 1811-1815. While serving as Mayor, he organized the
Historical Society of New York in 1804 and was its president. He also organized the Academy of Fine Arts in 1808. He was Regent of the
University of New York from 1808 to 1825.
Clinton was married twice, first on February 13, 1796, to Maria Franklin, daughter of the prominent New York
Quaker merchant, Walter Franklin, by whom he had ten children, four sons and three daughters surviving at the time of her death in 1818. On May 8, 1819, he married Catharine Jones, daughter of a New York physician, Thomas Jones, who survived him.