| Acronym | Definition |
|---|
| WKN➣World Kickboxing Network |
| WKN➣Wertpapier-Kenn-Nummer (identifying number assigned to securities traded in Germany) |
| WKN➣Wir Kapitulieren Niemals (German: We Never Capitulate; music label; Pressbaum, Austria) |
| WKN➣World Kids Network (website) |
| WKN➣Warrior Knowledge Network (US Army) |