Jenaro Flores Santos (September 19, 1942 in , Collana Municipality, Aroma Province, La Paz Department – August 25, 2019) often Genaro Flores Santos, was a Bolivian trade union leader and politician. Flores Santos was the founder of the Confederación Sindical Única de Trabajadores Campesinos de Bolivia, or CSUTCB. He also played a prominent role in formulating katarismo as a distinct trend in the social and political struggles in Bolivia. In 1971 Flores Santos was forced into exile to Chile. He returned the next year to organize underground resistance against the military government.