Doroteia was born in September 1739 in Lisbon and was the third of four daughters of King Joseph. She was named after her great-grandmother, Dorothea Sophie of Neuburg. She was a proposed bride for Louis Philippe II, Duke of Orléans (later known as Philippe Égalité), but she refused to marry him.
She died in Lisbon on 14 January 1771 and her body was moved to the national pantheon in the Monastery of São Vicente de Fora in Lisbon.
Titles and styles
21 September 1739 – 14 January 1771 Her Royal Highness Infanta Maria Francisca Doroteia of Portugal.