Joseph I the Reformer de Bragança of Portugal, King of Portugal, King of the Algarves, was born 6 June 1714 in Lisbon, Portugal to John V of Portugal (1689-1750) and Maria Anne Josepha of Austria (1683-1754) and died 24 June 1777 Sintra, Lisbon District, Lisbon Region, Portugal of unspecified causes. He married Mariana Victoria of Spain (1718-1781) 19 January 1729 in Elvas, Alentejo Region, Portugal.
|Offspring of Joseph I of Portugal and Mariana Victoria of Spain (1718-1781)|
|Maria I of Portugal (1734-1816)||17 December 1734 Lisbon||20 May 1816 Rio de Janeiro, State of Rio de Janeiro, Brazil||Pedro III of Portugal (1717-1786)|
|Mariana Francisca of Portugal (1736-1813)|
|Doroteia of Portugal (1739-1771)|
|Benedita of Portugal (1746-1829)|