Western Visayas, officially designated as Region VI, is an administrative region in the Philippines occupying the western section of the Visayas. It covers 6 provinces, namely, Aklan, Antique, Capiz, Guimaras, Iloilo, and Negros Occidental, as well as 2 highly urbanized cities. The regional center is the City of Iloilo.

Its population as determined by the 2020 Census was 7,954,723. This represented 38.65% of the overall population of the Visayas island group, or 7.30% of the entire population of the Philippines. Based on these figures, the population density is computed at 383 inhabitants per square kilometer or 992 inhabitants per square mile.