Isak
Meaning
“Hebrew for he laughs, the root of Isaac; famously borne by Isak Dinesen, the man's name Karen Blixen chose to be taken seriously abroad.”
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Isak has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
2,249 people · the #4,726 first name in Brazil · about 1 in 90,909 · median age 10
Among people named Isak living in Brazil at the 2022 census, more were born in the 2010s than in any other decade.
The census also counted 417 born between 2020 and August 2022, too recent a span to chart.
Source: IBGE, Censo Demográfico 2022
When you meet Isak
Most people given the name Isak in the United States are teenagers or young adults today.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Isak deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Isak 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 Isak fits with your family’s names and surname.
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