Alfredo Jorge Nobre da Costa GCC ComC OMRI (Portuguese pronunciation: [ˈnɔβɾɨ ðɐ ˈkɔʃtɐ]; 10 September 1923 – 1 April 1996) was a Portuguese engineer and politician who briefly served as prime minister of Portugal from August to November 1978.

A moderate independent center-left politician, he was appointed by President António Ramalho Eanes to serve as prime minister that would finish the four-year legislative term which had been initiated in the 1976 Portuguese legislative election.

However, it failed to gain a majority in the Assembly of the Republic, and Nobre da Costa resigned few weeks after being sworn in.

He was the only son of Alfredo Henrique Andresen da Costa (born 4 November 1893), who was Portuguese of Italian, French, Danish and Goan ancestry, and Maria Helena Nobre.

He married Maria de Lourdes de Carvalho e Cunha Fortes da Gama on 5 May 1951 and had a single daughter, Vera Maria Nobre da Costa (born 5 February 1952).