Janusz Ryszard Korwin-Mikke, also known by his initials JKM or simply as Korwin, is a Polish far-right politician, paleolibertarian and author. He was a member of the European Parliament from 2014 until 2018. He was the leader of the Congress of the New Right (KNP), which was formed in 2011 from Liberty and Lawfulness, which he led from its formation in 2009, and the Real Politics Union, which he led from 1990 to 1997 and from 1999 to 2003. He was the chairman of the party KORWiN until his resignation on 15 October 2022, and from 2019 to 2023 a member of the Sejm, elected from the electoral list of Confederation Liberty and Independence.

Korwin is a Polish coat of arms. It was used by several szlachta families in the times of the Polish–Lithuanian Commonwealth and by the Russian Counts Korwin-Litwicki tracing their origin back to Empress Catherine the Great.