Frenchman. At age 17, he won the contest for writing text for the cantata of the Exposition Universelle Paris 1867, set to music by Saint-Saëns: Les noces de Prométhée, Op.19. [1]
The cantata text seems to be his only contribution to art: soon afterwards he moved to London and went into the precious metal business. He died there in 1922. [2]
Not to be confused with his father, also named Romain Cornut (b.1815?), a lawyer, grammarian, hellenist and writer.