Born in Buenos Aires, he composed approximately 80 works including operas, operettas, zarzuelas and sacred music.
When it was published in La Juventud, an Afro Argentine newspaper in Buenos Aires, he was severely criticised, but opinion changed in his favour upon his return from Italy.
[2] Once back in Buenos Aires, he continued to study music, this time with Basilio Basili, and composed a funeral march in honor of José de San Martín (Argentina's national hero).
In addition to his composing, he also conducted regular concerts at the Jardín Florida and the Hotel La Delicia de Adrogué in Buenos Aires (beginning in 1880 and continuing until 1900).
[8] Rolón composed about eighty works during his lifetime, including Symphony (1879); the operettas Le Château du Pic Tordu (1885), El castillo hechizado (The Enchanted Castle) (1887), and Strattagemma di Nannetta (Nannetta's Stratagem) (1887); the operas Fides (date unknown) and Solané (1899); the zarzuelas Chin Yonk (1895), El ensayo de una ópera criolla (The Rehearsal of a Creole Opera) (1899), and Una broma improvisada (An Improvised Joke) (1900); and the cantatas, Stella d'Italia (Star of Italy) (1891) and Adiós a la Virgen (Farewell to the Virgin) (1900).