Francisco Rotundo (1919–1997) was an Argentine pianist, composer, and orchestra leader known for his refined and expressive tango style. Leading his own orchestra from the 1940s to the 1950s, he collaborated with renowned singers like Floreal Ruiz and Julio Sosa, producing classics such as María and La noche que te fuiste. His music combined rich melodies with a smooth, emotional flow, making his orchestra a popular among tango enthusiasts during the golden age of tango