Auguste-Célestin Gongarad Nkoua is a Congolese politician and the President of the Patriotic Union for Democracy and Progress (UPDP), a political party. He served in the government of Congo-Brazzaville as Minister of Agriculture and Animal Husbandry from 1991 to 1992, as Minister of Water and Forests from 1992 to 1993, and again as Minister of Agriculture and Animal Husbandry from 1997 to 2002. Subsequently, he was President of the , a state institution, from 2003 to 2009. In 2009, he was appointed as President Denis Sassou Nguesso's Personal Representative for Political Affairs.