Mariusz Kamiński is a Polish politician who served as the head of the Central Anticorruption Bureau (CBA) from August 2006 to October 2009. He served between 2019 and 2023 as the Minister of the Interior and Administration, in addition to coordinating Polish secret services, which he had done previously as a minister without portfolio. Kamiński also served as a member of the Sejm.

Ministry of the Interior and Administration is an administration structure controlling main administration and security branches of the Polish government. After Parliamentary Election on 9 October 2011 was transformed for two ministries: Ministry of Interior and Ministry of Administration and Digitization. It was recreated in late 2015.