| Honorific-Prefix: | His Excellency |
| The Marquis of Valença | |
| Monarch1: | Maria II of Portugal |
| Office1: | President of the Council of Ministers of the Kingdom of Portugal |
| Predecessor1: | José Manuel da Cunha Faro Menezes Portugal da Gama Carneiro e Sousa |
| Successor1: | Bernardo de Sá Nogueira de Figueiredo, 1st Marquis of Sá da Bandeira |
| Term Start1: | 4 November 1836 |
| Term End1: | 5 November 1836 |
| Birth Date: | 20 May 1780 |
| Birth Place: | São Salvador da Bahia, Portuguese colony of Brazil |
| Death Place: | Lisbon, Portugal |
| Nationality: | Portuguese |
| Spouse: | Maria José de Almeida e Noronha |
José Bernardino de Portugal e Castro (20 May 1780 - 26 February 1840) was a Portuguese marquis and the President of the Council of Ministers from 4 to 5 November 1836. He was the 5th Marquis of Valença.[1]
He was a distant relative of reigning family, being a male line descendant of 1st Duke of Braganza. His father was Dom (1748–1802), 4th marquis of Valença, 11th Count of Vimioso, governor of Bahia and descendant of (1480–1549), 1st Count of Vimioso.
His mother was Maria Teles da Silva (1758–1804), daughter of Manuel Teles da Silva (1727–1789), 6th Conde de Vilar Maior, and his 2nd wife Eugénia de Menezes da Silva (1731–1788), 2nd Marquesa de Penalva & 6th Condessa de Tarouca.