Fredrik vs Kaj

Baby Name Comparison — 2026

Fredrik

Boy #5,717 Most Popular 2 Syllables

"peaceful ruler"

Origin: Old High German

Swedish Norwegian Danish German

✓ All Clear

Boy #6,083 Most Popular 1 Syllable

"to rejoice"

Origin: Latin (Caius/Gaius)

Danish Swedish Norwegian German

✓ All Clear

Fredrik Rank #5,717

Kaj Rank #6,083

Fredrik is more popular, ranked #5717 vs #6083 for Kaj.

Is Fredrik or Kaj more popular?

Fredrik is more popular, ranked #5717 compared to Kaj at #6083 in the United States.

What do Fredrik and Kaj mean?

Fredrik means "peaceful ruler" (Old High German origin). Kaj means "to rejoice" (Latin (Caius/Gaius) origin).

Are Fredrik and Kaj boy or girl names?

Fredrik is primarily a boy name. Kaj is primarily a boy name.