is a Polish politician, political scientist, lawyer and local government official. She was a member of the 8th 9th term Polish parliaments. In the parliamentary elections of 2023, she secured a parliamentary mandate for the third time, receiving 85,283 votes, which was one on best results in Poland.

Gajewska attended the Stefan Zeromski Bilingual High School in Warsaw. In 2011–2012, she obtained a scholarship to the Free University of Berlin, where she graduated from the School of Political Leaders. Since 2010, she has been running her own business.
A graduate of political science at the Faculty of Journalism and Political Science at the University of Warsaw (2014) and a graduate of doctoral studies at the same faculty (2017), in 2018 she obtained a master’s degree in law from the university’s Faculty of Law and Administration.

In Parliament, she is a member of the Education, Science and Youth Committee and chair of the Parliamentary Group on the Future of Education

She is a competitive motocross rider. In the 2013 season, she achieved third place in the Polish championship and in the 2014 season, she was selected for the national team. Additionally, she was appointed to the Women’s Committee of the Polish Motor Association. She was a co- organizer of the first Polish MX Women’s Cup in 2011 and the Polish Women’s Motocross Championship in 2013.