Valentim Loureiro, Portuguese soldier and politician
Valentim dos Santos de Loureiro ComM (born 24 December 1938 in Calde, Viseu) is a Portuguese politician, and former football chairman of Boavista F.C. and Portuguese League for Professional Football. He has the rank of Major of the Portuguese Army. He was involved in the Apito Dourado sports scandal, of which he was completely rehabilitated by the Courts of Portugal.

He was mayor of Gondomar municipality in northern Portugal (elected as an independent, as well as of PSD party), President of the Metropolitan Area of Porto and of the Metro of Porto, President of the Portuguese League for Professional Football, chairman of Boavista F.C., and father of his successor, João Loureiro who held the office from 1997 to 2007. He was also a consul of Guinea-Bissau in Porto, leader of the PSD party in the Porto district, and chairman in Porto Metro state-owned mass transit company. Indeed, he is famous in Portugal for the multiplicity of offices he holds at any one time.

Valentim Loureiro briefly attended the Law School of the University of Coimbra before embracing a military career.