Western Visayas is an administrative region in the Philippines, numerically designated as Region VI. It consists of six provinces and two highly urbanized cities. The regional center is Iloilo City. The region is dominated by the native speakers of four Visayan languages: Hiligaynon, Kinaray-a, Aklanon and Capiznon. The land area of the region is 20,794.18 km2 (8,028.68 sq mi), and with a population of 7,954,723 inhabitants, it is the second most populous region in the Visayas after Central Visayas.

Iloilo City, officially the City of Iloilo, is a 1st class highly urbanized city in the Western Visayas region of the Philippines, located on the southeastern coast of the island of Panay. It is the capital city of the province of Iloilo, where it is geographically situated and grouped under the Philippine Statistics Authority, but remains politically independent in terms of government and administration. In addition, it is the center of the Iloilo–Guimaras Metropolitan Area, as well as the regional center and primate city of the Western Visayas region. According to the 2020 census, Iloilo City has a population of 457,626 people. For the metropolitan area, the total population is 1,007,945 people.