Kaja

Short, sharp, and pretty, Kaja is an international choice with multiple origins. Favored in Slovenia, Norway, and Poland, the similar Kaia is currently popular more widely.

Most often used as a Scandinavian short form of Katarina or a a Polish and Slovenian variant of Gaja, Kaja might also be an Estonian name with the cool meaning "echo", a Cornish name meaning "daisy", and a Slovakian form of Karolina.

Pronounced KAH-yuh.

As of October 2026, Kaja ranked #6973 in US births in 2025 SSA, peaked at #5395 in 2000.