It was founded in 1876 in Germany's Rheinhessen region under the name Religionsgemeinschaft Freier Protestanten ("Religious Community of Free Protestants").

Between 1950 and 2015 the organization was called Deutsche Unitarier Religionsgemeinschaft ("German Unitarian Religious Community").

[2] The organization was founded in 1876 in Germany's Rheinhessen region under the name Religionsgemeinschaft Freier Protestanten ("Religious Community of Free Protestants").

In 1989, an extremely rightist group led by Sigrid Hunke left and founded "Bund Deutscher Unitarier, Religionsgemeinschaft europäischen Geistes".

[4] The community is open to members irrespective of their theological views, and supports religious pluralism.