Otto Hermann Pesch

Otto Hermann Pesch (8 October 1931 in Köln – 8 September 2014) was a German Roman Catholic theologian.

From 1975 to 1998 he was a professor of systematic theology in the University of Hamburg, as a Roman Catholic in a Protestant department of theology.

As an ecumenical theologian Pesch was a disciple of Heinrich Fries.

He made his doctoral thesis 1965 about doctrine of justification comparing Martin Luther and Thomas Aquinas.

Pesch coupled with the kontroverstheologie (opposing theology), a mainly German theological movement born in the 18th century and characterized by an opposite point of view than that of the Council of Trent's theology.