Las Navas, officially the Municipality of Las Navas, is a municipality in the province of Northern Samar, Philippines. According to the 2020 census, it has a population of 36,621 people. Before the reversion of the municipality to a mere barrio, a certain Spanish Colonel of the Spanish Armed Forces by the name of De Las Navas explored the northern part of Samar. He sailed with his men upstream Catubig River and reached a place called "Binongtu-an". The people warmly met him as a high-ranking Official of the Spanish Armed Forces with full respect and high regard to the Government.