
Ephraim Cutler was an early Northwest Territory and Ohio political leader and jurist.

Joseph Darlinton was an American politician in the U.S. state of Ohio and in the Northwest Territory prior to Ohio statehood. Darlinton represented Adams County as a member of the Northwest Territory House of Representatives and the Ohio Senate. Darlinton also served as a delegate to the convention that drafted the first state constitution for Ohio.

Francis Dunlavy (1761–1839) was a teacher, judge and Ohio Senator.

James Findlay was a soldier, political official, and merchant who for decades was one of the leading citizens of Cincinnati, Ohio.

Nathaniel Massie was a frontier surveyor in the Ohio Country who became a prominent land owner, politician, and soldier. He founded fourteen early towns in what became the State of Ohio, including its first capital, Chillicothe. In 1807, the Ohio General Assembly declared him the winner of the election for governor, but he refused the office.

Return Jonathan Meigs Jr. was a Democratic-Republican politician from Ohio. He served as the fourth Governor of Ohio, fifth United States Postmaster General, and as a United States Senator.

Return Jonathan Meigs [born December 17 or 28th, 1740; died January 28, 1823], a colonel in the Continental Army during the American Revolutionary War, was one of the settlers of the Northwest Territory in what is now the state of Ohio. He later served the federal government as an Indian agent working with the Cherokee in southeastern Tennessee.

Jeremiah Morrow was a Democratic-Republican Party politician from Ohio. He served as the ninth Governor of Ohio, and was the last Democratic-Republican to hold the office.

Rufus Putnam was a colonial military officer during the French and Indian War, and a general in the Continental Army during the American Revolutionary War. As an organizer of the Ohio Company, he was instrumental in the initial settling of the Northwest Territory in present-day Ohio following the war.

Thomas Scott was Clerk of the Ohio State Senate from 1803 to 1809 and an Ohio Supreme Court Judge from 1809 to 1816.

Solomon Sibley was an American politician and jurist in the Michigan Territory who became the first mayor of Detroit, Michigan.

Edward Tiffin was a Democratic-Republican politician from Ohio, and first Governor of the state.No man who has occupied the gubernatorial chair of Ohio has possessed a greater genius for the administration of public affairs than Edward Tiffin, its first governor. He appeared upon the scene of action in the Northwest Territory in its creative period, when the work of moulding the destinies of a future commonwealth was committed to the care of a very few men. Head and shoulders above them all stood Edward Tiffin. His official life displayed a better general average of statesmanship than that of any of his successors. ... His work in advancing and developing Ohio has not been equalled by any man in its history.

Thomas Worthington was a Democratic-Republican politician from Ohio. He served as the sixth Governor of Ohio.