| Baron of Passagem | |
| Birth Date: | 13 April 1825 |
| Birth Place: | Rio de Janeiro, Empire of Brazil |
| Death Place: | Rio de Janeiro, Brazil |
| Battles: | Paraguayan War |
Delfim Carlos de Carvalho (13 April 1825 – 19 May 1896), the Baron of Passagem, was a Brazilian naval officer who fought in the Paraguayan War. He was a Chief of Division at the Battle of Riachuelo. He commanded the squadron that effected the Passage of Humaitá on 19 February 1868. He was also a member of the Supreme Military Justice in 1891.