Several famous people are associated with these Allen County historic places including Alexander Taylor Rankin, Charles R. Weatherhogg and Hugh McCulloch.
Some of the country's most noteable architects helped create the Allen County places including Frank B. Kendrick, Charles B. Wheaterhogg, Henry Williams, Peter Dederichs Jr., Harold Holmes, John Suelzer Sr., Charles R. Weatherhogg, Grafton, Robert, et al. and Thomas J. Tolan. Prominent architectural styles found in Allen Country are Greek Revival, Colonial Revival and Italianate.