In office Dec 28, 1820 to Nov 19, 1821 Assumed: Won Contested Election
10 months, 26 days
John Ewing spent 1 year, 10 months, 14 days in office in Indiana, all of it at the state level.
We found no record of John Ewing running for office in Indiana. Our database only focuses on state and federal offices, so it's possible they ran at a different level, or in an office not currently in our database (note: state legislative election data is extremely limited currently).