John Patterson Bryan Maxwell (September 3, 1804 – November 14, 1845) was an American lawyer and Whig Party politician who represented New Jersey in the United States House of Representatives from 1837 to 1839 and again from 1841 to 1843.
He was the son of George C. Maxwell and the first cousin of George M. Robeson, both of whom also served in the House of Representatives.
Maxwell was elected as a Whig to the Twenty-fifth Congress, serving from March 4, 1837 – March 3, 1839. He presented credentials as a Member-elect to the Twenty-sixth Congress, but the House declined to seat him. He was elected to the Twenty-seventh Congress, in office from March 4, 1841 – March 3, 1843. He was a trustee of Princeton College from 1842 to 1845.
Death and burial
Maxwell died in Belvidere on November 14, 1845, and was interred there in Belvidere Cemetery.