| RTK | Realtime Kinematic | 实时动态 |
| RTK | Rebuild the Kingdom | 重建王国 |
| RTK | Radio Televizioni i Kosovës | Radio Televizioni i Kosovës |
| RTK | Ready To Kill (gaming clan) | 蓄势待发（游戏族） |
| RTK | Romance of the Three Kingdoms (novel/game) | 《三国演义》(小说/游戏) |
| RTK | Real-Time Kinematic | 实时动态定位 |
| RTK | Record Test Kit | 记录测试套件 |
| RTK | Reclaim the Kop (fan club) | 夺回Kop（球迷俱乐部） |
| RTK | Revenue Ton Kilometer (measurement) | 收入吨公里（测量） |
| RTK | Radio Television of Kosovo (Albanian: Radio Televizioni i Kosoves) | 科索沃广播电视台（阿尔巴尼亚语：Radio Televizioni i Kosoves） |
| RTK | Radio Television of Kosova | 科索沃广播电视台 |
| RTK | Right To Know | 知情权 |
| RTK | Real Time Kinematic | 实时动态 |
| RTK | Rentech, Inc. | Rentech公司。 |
| RTK | Real-Time Kernel | 实时内核 |
| RTK | Romance Of Three Kingdoms | 三国演义 |