In a world where faith remains a powerful cultural force, recent data from World Population Review and Catholic World Mission highlight the countries with the largest Catholic populations. Unsurprisingly, Brazil emerges at the top of the list, boasting a staggering 140 million Catholics. According to the latest reports, Catholicism in Brazil dates back to 1500, when it was introduced by Portuguese explorer Pedro Álvares Cabral. The faith deeply ingrained itself into Brazilian society, shaping its culture and traditions for centuries.