|Municipality of Dueñas|
|Location of Dueñas, Iloilo, Philippines in the Iloilo Province|
|Region :||Western Visayas|
|District:||4. District of Iloilo|
|Income class :||3rd income bracket|
May 1, 2000 census
August 1, 2015 census
|Postal code :||5038|
|Mayor :||Robert Martin Uytan Pama|
|Geographical location in the Philippines|
Dueñas is a municipality in the Philippines in the province of Iloilo . In the area of the municipality, the Lamunan river flows into the Jalaur , which changes its direction of flow from east to south.
Dueñas is politically divided into 47 barangays .