Pototan, is a 1st class municipality in the province of Iloilo, Philippines. According to the 2020 census, it has a population of 78,298 people. I…Pototan, is a 1st class municipality in the province of Iloilo, Philippines. According to the 2020 census, it has a population of 78,298 people. In December 1997, it was declared as the "Christmas Capital of Western Visayas" because of its famed Christmas Festival of Lights.