Club Guaraní Antonio Franco is an Argentine football club from the city of Posadas, Misiones. The team currently plays in Primera B Nacional, the second major league in Argentine Football league system.

The club played at the highest level of Argentine football on 4 occasions. Guaraní A. Franco competed in the National tournaments of 1971, 1981, 1982 and 1985. Guaraní was eliminated in the first round group stage in all four attempts. In 2011–12 the club won the Torneo Argentino B championship promoting to the upper division, Torneo Argentino A where it currently plays.

Guarani Antonio Franco je argentinský fotbalový klub sídlící ve městě Posadas. Byl založen 12. dubna 1932 a své domácí zápasy hraje na stadionu Estadio Clemente Fernandez de Oliveira. Klub je pojmenován po paraguayském fotbalistovi Antoniovi Francovi. Guarani Antonio Franco působí v Primera B Nacional, druhé nejvyšší argentinské lize.