The Autonomous Galician Republican Organization (Galician: Organización Republicana Galega Autónoma, ORGA) was a Spanish left-wing republican and Galician nationalist party in Galicia. It was founded in October 1929 in A Coruña by Santiago Casares Quiroga and Antón Vilar Ponte with the participation of the Irmandades da Fala.In March 1930, it organized the Galician Republican Federation with the support of the Radical Republican Party and the Radical Socialist Republican Party.