Hartmut Stegemann (December 18, 1933, Gummersbach – August 22, 2005, Marburg/Lahn) was a German theologian with an interest in the New Testament and who specialized in Dead Sea Scrolls research.

Stegemann began working of the scrolls in 1957 at the Qumran Research Center in Heidelberg.

From 1971 to 1979 he held the post of professor at Philipps-Universität in Marburg, after which he took over from Hans Conzelmann at the Georg-August University in Göttingen, where he taught until the end of the summer 2005, when he retired.

When Stegemann died he was working on a new publication of the Thanksgiving Hymns, based on his 1963 reconstruction with a new commentary and notes.

Eileen Schuller finished the work which became Discoveries in the Judaean Desert Vol.