New York jurist.

Practiced law with distinction. Conservative Whig. Member of Continental Congress (1774-83); served on numerous committees, specializing in finance and Indian affairs. Also served on committee of correspondence in New York Provincial Congress and state senate and in several other political bodies. Accused of Loyalism in Philadelphia Freeman’s Journal, but exonerated (May-June 1781). Mayor of New York City (1784-89). First federal judge of the district of New York (1789-94). Interested in land development, Vermont-New Hampshire boundary dispute, and King’s College (Columbia).

Son of Anthony and Althea (Kettletas) Duane of New York City. Married Mary Livingston (1759); ten children.