| UPP | Upgrade Protection Plan | 升级保护计划 |
| UPP | United Pro Players | United Pro球员 |
| UPP | Union Pacific Railroad Company - Passenger cars | 联合太平洋铁路公司-客车 |
| UPP | Urban Places Project | 城市场所项目 |
| UPP | Urban Pilot Programme | 城市试点计划 |
| UPP | Unix Product Poll | Unix产品轮询 |
| UPP | Upolu Point, Hawaii Island, Hawaii USA | 美国夏威夷州夏威夷岛Upolu Point |
| UPP | UniÓn por PerÚ (Union for Peru) | UniÓn por PerÚ (Union for Peru) |
| UPP | Uniform Pension Plan (Canada) | 统一养老金计划（加拿大） |
| UPP | Universal Procedure Pointer | 通用过程指针 |
| UPP | Ubiquitin Proteasome Pathway | 泛素蛋白酶体途径 |
| UPP | urethral pressure profilometry | 尿道压力轮廓术 |
| UPP | University of Pittsburgh Physicians | 匹兹堡大学医生 |
| UPP | Ubiquitylated Protein Particle | 泛素化蛋白质颗粒 |
| UPP | Universal Procedure Pointer (operating systems) | 通用过程指针（操作系统） |
| UPP | Uniform Production Plan (manufacturing) | 统一生产计划（制造） |
| UPP | Unlimited Performance Products | 无限性能产品 |
| UPP | urethral pressure profile | 尿道压力分布 |
| UPP | User Pays Principle | 用户付费原则 |
| UPP | United Progressive Party | 联合进步党 |
| UPP | Usha Pillai Properties (Malaysia) | Usha Pillai Properties（马来西亚） |
| UPP | United People's Party (Liberia) | 美国人民党的利比里亚 |
| UPP | User Partnership Program | 用户合作计划 |
| UPP | Un-equal Packet-loss Protection (also seen as UPLP) | 不等丢包保护（也称为UPLP） |
| UPP | Unmanned Powered Parafoil | 无人驾驶动力伞 |
| UPP | Unified Project Plan | 统一项目计划 |
| UPP | User Participation Plan | 用户参与计划 |