ISKA
| Acronym | Definition |
|---|---|
| ISKA | International Sport Karate Association |
| ISKA | International Sport Kickboxing Association (Jonesville, FL; est. 1986) |
| ISKA | Internationalen för Stats- och KommunalAnställda (Swedish: Public Services International) |
| ISKA | Irish Sea Kayaking Association (Ireland) |
| ISKA | International Spouses of Koreans Association (est. 2000; South Korea) |
| ISKA | International Shotokan Karate Association (various locations) |