| Célio de Castro | |
| Order: | 49th Mayor of Belo Horizonte, Brazil |
| Term Start: | January 1, 1997 |
| Term End: | November 2002 |
| Predecessor: | Patrus Ananias de Sousa |
| Successor: | Fernando da Mata Pimentel |
| Birth Date: | July 11, 1932 |
| Birth Place: | Carmópolis de Minas, Brazil |
| Death Date: | July 20, 2008 (aged 76) |
| Death Place: | Belo Horizonte, Brazil |
| Party: | Workers' Party (Brazil) (PT) |
Célio de Castro (July 11, 1932 - July 20, 2008) was a Brazilian politician, professor and doctor. He served as the Mayor of Belo Horizonte, the capital of the state of Minas Gerais, from January 1, 1997 until November 2002.
Célio de Castro died at Hospital Mater Dei in Belo Horizonte of multiple organ failure on July 20, 2008, at the age of 76.