Emilio is the Spanish and Italian form of the Roman family name Aemilius, which comes from aemulus and means "rival" or "eager". Actor Emilio Estevez and music producer Emilio Estefan are its best-known American bearers. In the United States Emilio ranked 347th in 2000 and has risen almost every year since 2015, from number 304 to number 154 in 2025, just below its 2024 peak of number 151.