Bernardo de Sá Nogueira de Figueiredo, 1st Baron, 1st Viscount and 1st Marquess de Sá da Bandeira (Santarém, September 26, 1795 – Lisbon, January 6, 1876) was the Prime Minister of Portugal from November 5, 1836 - June 2, 1837. He was also a freemason.

He never got married but he had a natural daughter by an unknown mother named Luísa Aglaé Fanny de Sá Nogueira, who married as his first wife her uncle Faustino de Paiva de Sá Nogueira (February 8, 1845 – May 18, 1920), without issue. He became their universal heir. The city of Lubango, Angola, was called Sá de Bandeira when the Angolan territory was under Portuguese rule.