Luiz is a common male name in Brazil and other Portuguese-speaking countries. It is derived from the Germanic name "Ludwig," which means "famous warrior." The name is often associated with notable figures, including Luiz Inácio Lula da Silva, a prominent Brazilian politician and former president. In addition to its popularity in Brazil, Luiz is also used in various cultures with slight variations in spelling and pronunciation. The name is often celebrated for its strong and positive connotations, making it a favored choice for many families.