Marnie
Meaning
pet form of Marina, 'of the sea'
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Marnie peaked in the 1960s and the 2020s in nearly equal measure.
See popularity in Brazil
Popularity in Brazil
72 people · the #51,891 first name in Brazil · median age 41
Among people named Marnie living in Brazil at the 2022 census, more were born in the 1980s than in any other decade.
Source: IBGE, Censo Demográfico 2022
When you meet Marnie
Most people given the name Marnie in the United States were born between 1960 and 1989. The Marnie you meet today is most often in her 40s or 50s.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Marnie deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Marnie 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 Marnie fits with your family’s names and surname.
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