Caetano is a distinguished and uncommon given name of Portuguese origin, derived from the Latin 'Caius.' It means 'rejoice' or 'happy,' reflecting the joyful spirit of its namesake, Saint Caius, who was a martyr for his Christian faith during Roman times. In Portugal, Caetano has traditionally been used as both a first name and a surname, with notable figures like Caetano da Costa Cabral, an influential Portuguese poet and scholar, carrying on its legacy. Outside of Portugal, Caetano is also found in countries with significant Portuguese influence, such as Brazil and Angola.
The name Caetano experienced a surge in popularity between 2011 and 2023, with the highest number of births occurring in those years (12 births in both). The total number of births for this name over the span of twenty-one years is 125.