Johann Rudolf Julius Steck (January 18, 1842 - November 30, 1924) was a Swiss reformed theologian and writer.
Steck was a pastor of the Reformed Church, Dresden (1867-1881).
From 1881 to 1921 he was Professor of Theology at the University of Bern.
He was influenced by the writings of Bruno Bauer and was a proponent of the Christ myth theory.
He believed that the Pauline epistles were a case of second century pseudepigrapha.Steck argued that the Pauline letters were written by a school of people.