| Lauro Díaz Castro | |
| Birth Date: | 1941 12, df=yes |
| Birth Place: | Guamúchil, Sinaloa, Mexico |
| Death Place: | Mexico City, Mexico |
| Occupation: | Politician |
| Party: | PRI |
| Nationality: | Mexican |
Lauro Díaz Castro (16 December 1941 – 25 July 2003) was a Mexican politician affiliated with the Institutional Revolutionary Party. He served as Senator of the LVIII Legislature of the Mexican Congress representing Sinaloa.[1] [2] He also served as municipal president of Culiacán from 1990 to 1992.