CKN
| Acronym | Definition |
|---|---|
| CKN | Cornerstone Knowledge Network |
| CKN | Commonwealth Knowledge Network (Commonwealth Science Council) |
| CKN | Centre Kram Ngoy (technology center; Cambodia) |
| CKN | Collaborative Knowledge Network |
| CKN | Camp Kesem National (summer camps for children of cancer patients) |
| CKN | Christian Kingdom Network (Honolulu, HI) |
| CKN | Canoë Kayak Niortais (French canoe and kayak club) |