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Kristrún Frostadóttir

Kristrún Frostadóttir

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Kristrún Mjöll Frostadóttir is an Icelandic politician and economist who has served as the prime minister of Iceland since 2024, and leader of the Social Democratic Alliance since 2022. First elected to the Althing in the 2021 parliamentary election, she became Iceland's youngest-ever prime minister at the age of 36. As of March 2026, she is the world's second-youngest serving head of government behind Balen Shah.

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By the Factrail desk · Method: how we source and score · Last reviewed