Sousa is a Portuguese surname with a rich geographical and toponymic origin. It originally indicated someone who lived near the River Sousa in Portugal, a tributary of the Douro River in the northern part of the country. The name's etymology is debated, with possible derivations from Latin salsus meaning "salty" or saxa meaning "rocks."Etymology and HistoryThe River Sousa runs through the district of Porto, and the surname likely emerged as a locational name for families residing along its banks. Over time, the name spread throughout Portugal and its colonies. A variant form, Souza, is particularly common in Brazil, reflecting Portuguese colonial influence. In Spanish-speaking regions, the adapted form Sosa is prevalent.Notable BearersSeveral prominent individuals bear the surname Sousa: John Philip Sousa (1854–1932), an American composer and conductor known for his military marches, was of Portuguese descent. Other notable bearers include Portuguese explorers and colonial administrators, such as Martim Afonso de Sousa (c. 1500–1564), who established the first Portuguese settlement in Brazil. The name also appears in the world of literature with author Luís de Sousa (1555–1632), a Portuguese writer and chronicler.Variants DistributionThe surname is common in Portugal and Brazil, with significant presence also in Goa, India, due to Portuguese colonization. The variant Sousa is widely distributed across Lusophone countries.Meaning: Salty or Rocks, referring to the River SousaOrigin: Portuguese toponymicType: SurnameUsage Regions: Portugal, Brazil, Lusophone countries