| Acronym | Definition |
|---|
| IKO➣International Kiteboarding Organization |
| IKO➣International Karate Organization |
| IKO➣Integraal Kankercentrum Oost (Dutch) |
| IKO➣Instituut voor Katholiek Onderwijs (Dutch) |
| IKO➣Interfacultair Keuzevak Ontwikkelingsvraagstukken (Dutch: Interfaculty Elective Development Issues) |
| IKO➣Institute for Structures and Machine Design (University of Maribor, Slovenia) |
| IKO➣Installation Knowledge Online (US Army website) |
| IKO➣Innovation, Know-How, and Originality (trademark of Nippon Thompson, Co., Ltd) |