Overview
- Silva (34,030,104) ranks first nationwide, followed by Santos (21,367,475), with Maria (about 12.2 million) and José (about 5.1 million) leading given names.
- The database spans roughly 203 million residents in 90.7 million households across all 27 states and 5,570 municipalities.
- IBGE recorded more than 140,000 distinct given names and over 200,000 surnames, and lists 4,309 names used by at most 20 people under confidentiality rules.
- Results show marked regional variation, including Santos as the most common surname in Bahia with about 3.7 million occurrences despite Silva leading nationally.
- Silva appears in 16.76% of Brazilians’ identifications, with especially high concentrations reported in parts of the Northeast.