Augusto Jesús Poroso Caicedo (born 13 April 1974) is an Ecuadorian football (soccer) defender who played for Club Social y Deportivo Macará.
He played mostly for CS Emelec. He also played for the Peruvian soccer club Alianza Lima.
Poroso played for the Ecuador national football team and was a participant at the 2002 FIFA World Cup.