Aquiles Badi (1894–1976) was a nineteenth-century Argentine painter. He was born in Buenos Aires on April 14, 1894 and died in that same city on May 8, 1976.
Badi studied in Italy and Argentina. He spent his childhood in Milan (Italy) and studied at the Regio Collegio Tomasseo school where he earned a Technical License in 1909. That same year, at age 15, he returned to Buenos Aires to study at the National Academy of Fine Arts. Here he became a close friend of the painters Horace Butler and Héctor Basaldúa.
After the death of his father, Badi returned to Italy in 1921, where he toured Europe with his friend Butler. He continued his studies in Paris at the Julian Academy and Le Fauconier Workshop. Over the next years of his radical life he lived in the towns of Sanary-Sur-Mer and Cagnes, France, where he met up with Raquel Forner, Alfredo Bigatti, Pedro Dominguez Neira, Alberto Moravia and Leopoldo Marechal.
In 1928, Badi traveled to Buenos Aires with his friends to the First Exhibition of Modern Painting which took place in Buenos Aires, in the studios of the Association of Friends of Art. That year he was also involved in the Salon des Indépendants in Paris. In the 1930s Badi took up residence in Milan and Paris where he was an active participant in the "Paris Group", along with Hector Basaldua, Antonio Berni, Horace Butler, Lino E. Spilimbergo and . During the course of World War II he lived in Milan and worked closely on illustrations of books and magazines like The Lettura, the monthly magazine Nuevo Corriere della Sera and with Martedì, a literary conference by the Bonpiani Publishing House.