Cosimo
Meaning
order, harmony; historically tied to the powerful Medici family, a distinctive heritage name
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Cosimo has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
36 people · the #83,466 first name in Brazil · median age 68
Source: IBGE, Censo Demográfico 2022
The Cosimo deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Cosimo 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 Cosimo fits with your family’s names and surname.
Where Cosimo travels
Italian · order, harmony (Medici family name)
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