Ireneo
Meaning
peaceful (from Greek eirene, via Irenaeus)
Popularity, 1890–2024
Ireneo does not appear in US Social Security baby-name records, which list only names given to at least five babies in a year. There is no popularity curve to chart: a genuinely rare pick.
See popularity in Brazil
Popularity in Brazil
84 people · the #46,608 first name in Brazil · median age 66
Among people named Ireneo living in Brazil at the 2022 census, more were born in the 1950s than in any other decade.
Source: IBGE, Censo Demográfico 2022
The Ireneo deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Ireneo truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Ireneo fits with your family’s names and surname.
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