Maxwell Evarts was an American lawyer and politician.

William Maxwell Evarts was an American lawyer and statesman from New York who served as U.S. Secretary of State, U.S. Attorney General and U.S. Senator from New York. He was renowned for his skills as a litigator and was involved in three of the most important causes of American political jurisprudence in his day: the impeachment of a president, the Geneva arbitration and the contests before the electoral commission to settle the presidential election of 1876.