The Chamber of Deputies of Santa Cruz Province (Spanish: Cámara de Diputados de la Provincia de Santa Cruz) is the unicameral legislative body of Santa Cruz Province, in Argentina. It convenes in the provincial capital, Río Gallegos. Its powers and attributions are established in the provincial constitution. The Chamber of Deputies is presided by the Vice Governor of Santa Cruz, who is elected alongside the governor every four years. Since 2019, Eugenio Quiroga of the Justicialist Party has been vice governor of Santa Cruz, serving alongside Governor Alicia Kirchner.