was born in the village of Guaynabo, Puerto Rico, to a poor family on 23 February 1822. Born out of wedlock, he took his working-class mother’s last name, Baldorioty, and soon moved with her to San Juan. The noted Puerto Rican historian Cayetano Coll y Toste wrote of Baldorioty exhibiting a “happy conjunction” of Indian, Negro, and white blood. When the boy’s father, Don Juan de Castro of Cabo Rojo, rather tardily appeared to acquaint himself and change his son’s residence, the priest and benefactor Rufo Manuel Fernández advised against this, as young Román had already shown great scholarly promise.
Studying at El Colegio Seminario Conciliar Idelfonso, the island’s leading institution, and influenced by the renowned educator Rafael Cordero, Baldorioty secured a scholarship in 1846 to study physics and mathematical sciences at the University of Madrid There with the professor José Gualberto Padilla he founded La Sociedad de ...