Aleksandra Kosiorek

Aleksandra Monika Kosiorek (; née Czaja, ; born 13 March 1985) is a politician and jurist. Since 2024, she serves as the mayor of Gdynia, Poland.

Biography Aleksandra Kosiorek (née Czaja) was born on 13 March 1985 in Gdańsk in Pomeranian Voivodeship, Poland.

Kosiorek is also a social activist, and a member of the Gdynia Dialogue Federation, a local social and political movement. In the late 2010s, and early 2020s, she was one of the organisers of the protests against judiciary reforms and the women's strike protests in the Tricity, and one of the leaders of the All-Poland Women's Strike movement. She was elected as mayor of Gdynia in the 2024 local election, as a candidate of the Gdynia Dialogue Federation. She received 33,010 votes (34.43%) in the primary election, and 47,248 votes (62.49%) in the secondary election.