Didrik Schjerven Søderlind (born March 13, 1971) is a Norwegian secular humanist and skeptic who works as a journalist and author. He works as an advisor for the Norwegian Humanist Association and has previously been a journalist for forskning.no with science, religion, and culture as primary areas of interest. He has published monographies of his own as well as contributed to anthologies, especially about lifestance and skepticism.
In 2015, Søderlind together with the priest Stian Kilde Aarebrot published the book Presten og ateisten (The Priest and the Atheist) in which the two through correspondence discuss faith and doubt through the perspectives of their different lifestances.