Seth Warner (May 17, 1743 – December 26, 1784) was a Revolutionary War officer from Vermont who rose to rank of Continental colonel and was often given the duties of a brigade commander. He is best known for his leadership in the capture of Fort Crown Point, the Battle of Longueuil, the siege of Quebec, the retreat from Canada, and the battles of Hubbardton and Bennington. Before the war, he was a captain in the Green Mountain Boys. He was outlawed by New York but never captured.