The Gaúcho United Front (Portuguese: Frente Única Gaúcha, FUG, also known as the Frente Única, FU) was a coalition of two political parties in the Brazilian state of Rio Grande do Sul which formed shortly after Getúlio Vargas became governor. It was composed of the Riograndese Republican Party, led by Borges de Medeiros, and the Liberator Party, led by Joaquim Francisco de Assis Brasil.