| Acronym | Definition |
|---|
| UPDP➣Union of Democratic Patriots and Progressives (Nigeria) |
| UPDP➣Union of Patriots, Democrats, and Progressives (political party; Niger) |
| UPDP➣Unified Professional Development Project (Hong Kong) |
| UPDP➣Uniform Power Delay Profile (electrical engineering) |
| UPDP➣Universal Packet Driver Protocol (computing) |
| UPDP➣University of the Philippines, Diliman Police |