U
| Name | Life | Profession | Cause of death | Reference |
|---|---|---|---|---|
| Dorothy Uhnak | 1930–2006 | Author | Unspecified drug overdose. Suicide. | |
| Stu Ungar | 1953–1998 | Professional poker player | Heart condition caused by long-term cocaine abuse. | |
| Enrique Urquijo | 1960–1999 | Singer | Unspecified drug overdose. |
Read more about this topic: List Of Drug-related Deaths