| RUC | Renmin University of China | 中国人民大学 |
| RUC | RVS (Relative Value Scale) Update Committee (AMA/Specialty Society) | 休旅车(相对价值尺度)更新委员会(AMA /专业协会) |
| RUC | Riverine Utility Craft | Riverine实用艇 |
| RUC | Rapid Update Cycle | 快速更新周期 |
| RUC | Republican Unity Coalition (Washington, DC) | 共和党团结联盟(华盛顿特区) |
| RUC | Royal Ulster Constabulary | 皇家阿尔斯特警察局 |
| RUC | RÁdio Universidade de Coimbra | RÁdio Universidade de Coimbra |
| RUC | Registro Unico De Contribuyente | 联合登记处 |
| RUC | Roskilde Universitetscenter (German: Roskilde University Center; now Roskilde Universitet) | 罗斯基勒大学中心(德语:Roskilde University Center;现为罗斯基勒本科) |
| RUC | Resource Utilization Charge | 资源利用费 |
| RUC | Really Useless Cup | 真没用的杯子 |
| RUC | Reporting Unit Code | 报告单位代码 |
| RUC | Royal Ulster Constabulary (Northern Ireland; now the Police Service of Northern Ireland) | 皇家阿尔斯特警察局(北爱尔兰;现为北爱尔兰警察局) |
| RUC | Robert Uluwehi Cazimero | 罗伯特·乌鲁韦希·卡齐梅罗 |
| RUC | Republican Union Of Christians | 共和党基督徒联盟 |
| RUC | Road User Charging | 道路使用者收费 |
| RUC | Referred Upon Completion | 完成后提交 |
| RUC | Rapid Update Cycle (weather forecast model) | 快速更新周期(天气预报模型) |
| RUC | Registro Unico de Contribuyentes (Uruguay: Unique Taxpayer Register) | 争议登记处(乌拉圭:唯一纳税人登记处) |