Agustín Agualongo (25 August 1780 in San Juan de Pasto – 13 July 1824 in Popayán) was a commander on the Royalist side in the wars for Colombian independence.
Of indigenous origin, he was born in the Andean town of San Juan de Pasto.
In 1823, by now promoted to colonel, he was the losing commander in the Battle of Ibarra (1823), Simón Bolívar's solitary military encounter on Ecuadorean soil.
He was captured and executed in Popayán in 1824, unaware that he had achieved the rank of general.
In 1987, they were taken away by a cell of the guerrilla group M-19 led by Antonio Navarro Wolff.