Ramón Lázaro de Dou y de Bassols (February 11, 1742 – December 14, 1832) was a Spanish professor and priest who was the first President of the Congress of Deputies after being elected by the majority of the Cortes of Cádiz. Lázaro was member of the Cortes representing the Principality of Catalonia from September 19, 1810 to January 15, 1814. He was noted for his pioneering work in the systematization of administrative law.