Gallego was born in Rivadavia, Ourense, in the year 1943. Cursestudios Art History in Madrid, and Drawing, Painting and Sculpture at the Escuela de Artes de Lugo in Galicia. Even 80 years regularly exposed in their country and abroad, in group shows organized for the dissemination of Galician plastic. After years in which did not stop his artistic production, while the exhibition activity, restates in the year 2003 in various locations and artistic spaces, such as Lisbon, Lugo and Santiago de Compostela .