Presidente Hayes (Spanish pronunciation: [pɾesiˈðente ˈaʝes]) is a department in Paraguay.

The department is divided into eight districts: In the colonial period, conflicts between settlers and native tribes resulted in the abandonment of towns and missions including Melodía, Timbó, Naranjajay, and Remolinos.

Founded during the government of Joaquín Alós y Brú, the garrison contained the southern advance of the Portuguese.

[2] In 1906, during the political division of Paraguay, the department was divided into two regions, Oriental and Occidental.

The tributary rivers Pilcomayo, San Carlos, Siete Puntas, Negro, Verde, Montelindo, Aguaray Guazú, and Confuso also flow through the department but are not navigable for big ships.

The Pilcomayo River's deviation towards Argentina has produced several changes in the habits of the people; the drought causes the migration of the jacarés to most humid areas and spreads diseases.

ACEPAR, Aceros del Paraguay, is an important iron and steel industry and is also located in Villa Hayes.

In addition, in Villa Hayes is Astillero Chaco Paraguayo S.A., a specialising in the construction of launches for heavy loads, fuel and vegetable oil transportation.

9 "Carlos Antonio López" also known as "Transchaco", which cross the Paraguay River through the Remanso Bridge and extends to Bolivia.

The road Pozo Colorado-Puerto Milirar reaches Concepción, crossing the Paraguay River through a bridge.

In Puerto Falcón, is possible the communication with the Argentine city Clorinda through the San Ignacio de Loyola International Bridge.