On the Ohio River, it's named after a society of Revolutionary War officers
When in 1790 General St. Clair named a town on the Ohio River in 
honor of the ... After the Cincinnati of South Carolina wrote to John Adams 
pledging its... [DOC] [TLE] Cincinnati, Ohio - United States History [PAR] The introduction of steam navigation on the Ohio River in 1816 inaugurated a ... 
its name to Cincinnati in honor of the society of Revolutionary officers.