A new report published and compiled by Registers Iceland shows the country’s most popular names of newborns in 2025. For girls, the most popular first name was Matthildur, with 34 children named. 

Birnir was the most popular given names for boys. Thirthy-three children were named Birnir.

Registers Iceland compiles the data from 4.439 records. 

Compared between years, the boy name Birnir takes first place ousting Emil and Jökull. High-flyer Stefán moved from 47th place last year to 9-11th place this year. 

For girls, Matthildur moved Aþena from the first place, while Hildur gained a surge in popularity, moving from 39th place to 8-11th.