Javier Alva Orlandini was a peruvian lawyer and politician. A prominent member of the political party Popular Action, he served as the President of the party. He served as the Second Vice President of Peru during the government of Fernando Belaúnde from 1980 to 1985. Throughout his life he became a Deputy (1963–1968), Minister of Government and Police (1965–1966), Senator, President of the Senate (1981–1982), and Congressman (1995–2000). In 2002, he became a Magistrate of the Constitutional Court, at the same time being elected by Congress as the President of the Court for a 3-year term. He was a candidate for the Presidency of the Republic in 1985, but he only got 7.3% of the popular vote, placing fourth and lost the election to Alan García. He later served as President of Peru's Constitutional Tribunal from 2002 to 2005.

The Popular Action is a liberal and reformist political party in Peru, founded by former Peruvian president Fernando Belaúnde.