Hermosa, officially the Municipality of Hermosa, is a municipality in the province of Bataan, Philippines. According to the 2020 census, it has …Hermosa, officially the Municipality of Hermosa, is a municipality in the province of Bataan, Philippines. According to the 2020 census, it has a population of 77,443 people. Historically, the town was established in 1756 by Dominican priests. At that time, it was known as Llana Hermosa and composed of Mabuco and Mabuyan. It was then still part of Pampanga, like the rest of Bataan. It became an independent missionary center in 1756 with Saint Peter de Verona as its patron saint.