sidneySidney was laid out in 1851 and was orinally to be named Dayton. The surveyors were boarding with the Milton Richards family. Richards wife suggested they rename the city for her hometown of Sidney, Ohio. The Sidney IowaSidney was laid out in 1851 and was orinally to be named Dayton. The surveyors were boarding with the Milton Richards family. Richards wife suggested they rename the city for her hometown of Sidney, Ohio. The Sidney Iowa