| Acronym | Definition |
|---|
| KEO | Kaiser Electro Optics |
| KEO | Kammerunion Elbe/Oder (Germany) |
| KEO | Kuroshio Extension Observatory (US NOAA) |
| KEO | Kansas Energy Office |
| KEO | Kipriaki Etairia Oinopnevmatoidon (Cyprus alcoholic beverages supplier) |
| KEO | Key Entry Operator |
| KEO | Kehityspoliittinen Osasto (Finland) |
| KEO | Kingdom Equestrian Officer |
| KEO | Kirpal Export Overseas |
| KEO | Kurdish Encyclopaedia Online |
| KEO | Key Equity Options (KeyBank) |
| KEO | Kellogg Entrepreneur Organization (Kellogg School of Management) |
| KEO | Kosovo Employment Office |
| KEO | Kypriaki Enwsi Omofylofilwn (Cypress) |