The name Isak is a girl's name of Scandinavian origin.

Scandinavian Names for Girls

4 Letter Girl Names

Names Ending in K for Girls

Names That Mean Variation

Two Syllable Names for Girls

Scandinavian Names

Scandinavian Names that Start With I

When the Danish author Karen Blixen chose Isak Dinesen as her male pseudonym, she set a precedent that could well be followed today. 

Isak

Scandinavian

Isak is occasionally used for boys in 2025.

4 Letter Boy Names

Names Ending in K for Boys

Two Syllable Names for Boys

Animal Names for Boys

Isak is a Scandinavian and Eastern European variant of Isaac, a name with ancient Hebrew origins meaning 'he will laugh' or 'he will rejoice.' This spelling is particularly common in Sweden, Norway, Finland, and parts of Eastern Europe. The Biblical Isaac was the son of Abraham and Sarah, giving the name deep religious significance in Jewish, Christian, and Islamic traditions. Isak has maintained steady popularity in Scandinavian countries, appreciating its clean, simple sound. In recent years, the name has gained international appeal as parents seek distinctive alternatives to more common biblical names. Notable bearers include Swedish writer Isak Dinesen (pen name of Karen Blixen) and various European athletes and artists.

European Names for Girls and Boys

Viking Names

Traveling Lite Baby Names

Nameberry

Sweden

Norway

Bosnia and Herzegovina

The name Isak peaked for boys at #2084 in 2004. The name is most popular in California, Texas, and California.

Isaac

Isak

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Similar names

Isak on lists

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