Carlos Eirão was born in Penalonga, Vila Real, in 1961. He studied Painting at the Faculty of Fine Arts in Lisbon and Engraving at the Cooperativa de Gravadores Portugueses, Lisbon. He did a Masters in Theories of Art at the Faculty of Fine Arts of the University of Lisbon. He currently lives and works as a painter and engraver in the city of Lisbon.

He has held several collective and individual exhibitions and in 1995 he won the Honorable Mention of the 8th Salão da Primavera, Estoril Casino Gallery, Estoril; in 1998 the Edition Prize at the V Bienal de Gravura da Amadora; and in 2007 Honorable Mention at the III Biennial of Small Format Painting – Joaquim Madeira Prize, Alhos Vedros, Moita.

He is represented in the Lisbon City Hall, the Setúbal Museum, the Amadora City Hall, the Engraving-Cooperative of Portuguese Engravers and in private collections.