Juan Humberto Moreno Arce was president of the Fundación Órgano Internacional de los Derechos Humanos, in Santander de Quilachao, Cauca. He was also a member of Minga Sur Occidente and the Congreso de los Pueblos.
On 3 June, 2020 his body was found on the roadside in the community of Taminango. It appears that he had been shot as he was travelling through the area on his motorbike. The previous 19 December he had reported receiving death threats to the authorities.