Mario Gallo
- Birth Date
 - 7/31/1878 - 5/18/1945
 - Birth Place
 - Barletta, Italia
 - Known For
 - Directing
 

Mario Gallo was a filmmaker, director and producer who was born in Barletta, Puglia, Italy on July 31, 1878 and died in Buenos Aires, Argentina on May 8, 1945. He was a pioneer of Argentine cinematography and made the first films with a plot from that country.

