Karoline Preisler is a German politician and activist known for her outspoken stance against antisemitism and extremism in Germany. Based in Berlin, she has gained public attention for confronting anti-Israel demonstrations and challenging rhetoric she views as inciting hatred against Jews.

Her activism focuses on fighting antisemitism in public spaces and political discourse and defending democratic values and freedom of expression. Preisler has become a recognizable figure in Germany’s public debate since October 7, 2023, especially for her willingness to engage directly, sometimes face-to-face with hostile crowds.