Enrique Barón graduated in law from the University of Madrid and in business at the ESSEC Business School in Paris, in 1965. As a practising lawyer, he specialised in labour law, and acted for defendants in political cases (1970–1977).
He was a Deputy in the Cortes (1977–1987) representing Madrid region and was Minister of Transport, Tourism and Communications (1982–1985).
After election to the European Parliament he was President of the European Parliament (1989–1992), and was PES Group chairman from 1999 to 2004. He was Chairman of the Committee on Foreign Affairs (1992–1995).
Barόn is a member of the Board of Advisors of the Global Panel Foundation and the Advisory Board of think tank Gold Mercury International, London, UK. He is an active player in Gold Mercury's Brand EU initiative to improve the management and promotion of the European Union brand and monitor its progress.