| Acronym | Definition |
|---|
| RKR➣Rydberg-Klein-Rees |
| RKR➣Royal Kona Resort (Kailua-Kona, HI) |
| RKR➣Rights of the Kurds (est. 1994; human rights organization; Norway) |
| RKR➣Royal Knight Regiment (Onate High School band; Las Cruces, NM) |
| RKR➣Rockin Kimmie Roo (blog; Internet personality) |
| RKR➣Roger Kraus Racing (tire retailer; California) |
| RKR➣Recruiters for Katrina Relief (hurricane evacuee employment services) |