Architects, Inventors, Explorers, Adventurers, Astronauts, Aviators, Spies, Etc.
- Conrad Keene Allen (exploration geologist) (Norwalk)
- Neil Armstrong (astronaut) (Wapakoneta/Lebanon)
- George Bartholomew (inventor)
- Mark N. Brown (astronaut) (Dayton)
- Charles Brush (inventor, industrialist) (Cleveland)
- Guion S. Bluford Jr. (astronaut)
- Nancy Currie (astronaut)
- Thomas Edison (inventor) (Milan)
- Donn F. Eisele (astronaut)
- Harvey Firestone (inventor, industrialist) (Columbiana/Akron)
- Dave Canterbury (Co-star of *Dual Survival)
- Michael L. Gernhardt (astronaut)
- Dominic S. Gentile (WWII flying ace, 1st to break Rickenbacker's wartime kill record) (Piqua)
- Cass Gilbert (architect) (Zanesville)
- Paul Gilger (architect, set designer, playwright) (Mansfield)
- John Glenn (astronaut, politician) (Cambridge/New Concord)
- Michael T. Good (astronaut)
- Elisha Gray (inventor) (Barnesville)
- Greg Harbaugh (astronaut) (Cleveland)
- Karl G. Henize (astronaut)
- Thomas J. Hennen (astronaut)
- Terence T. Henricks (astronaut)
- Tom Henricks (astronaut)
- Charles O. Hobaugh (astronaut) (North Ridgeville)
- Philip Johnson (architect) (Cleveland)
- Charles Kettering (inventor) (Loudenville/Dayton)
- Whitmore Knaggs (soldier, spy)
- Jim Lovell (astronaut) (Cleveland)
- G. David Low (astronaut) (Cleveland)
- Garrett Morgan (inventor) (Cleveland)
- Russell C. Newhouse (inventor) (Clyde)
- Robert F. Overmyer (astronaut)
- Ronald A. Parise (astronaut)
- James Polshek (architect) (Akron)
- Judith Resnick (astronaut) (Akron)
- Eddie Rickenbacker (aviator, race car driver) (Columbus)
- Ron Sega (astronaut) (Cleveland)
- Howard Dwight Smith (architect) (Dayton/Columbus)
- Oberlin Smith (engineer) (Cincinnati)
- Robert C. Springer (astronaut) (Ashland)
- Kathryn D. Sullivan (astronaut)
- Don Thomas (astronaut)
- Paul Tibbets (aviator-Enola Gay) (Columbus)
- Ernest H. Volwiler (inventor) (Hamilton)
- Carl Walz (astronaut) (Cleveland)
- Mary Ellen Weber (astronaut) (Cleveland)
- Alexander Winton (inventor) (Cleveland)
- Granville Woods (inventor) (Columbus/Cincinnati)
- Orville Wright and Wilbur Wright (inventors) (Dayton)
Read more about this topic: List Of People From Ohio