Peter Baumann (born 1960 in Rosenheim) is a German computer scientist and professor at Constructor (formerly: Jacobs) University, Bremen, Germany, where he is head of the Large-Scale Scientific Information Systems research group in the Department of Computer Science and Electrical Engineering.

Baumann is professor of Computer Science at Constructor (formerly: Jacobs) University, Bremen, Germany and founder and CEO of rasdaman GmbH.

He has pursued post-doctoral activities in both industry and academia, working for Softlab Group in Munich (now Cirquent) and as Assistant Head of the Knowledge Bases Research Group of FORWISS (Bavarian Research Center for Knowledge-based Systems) / Technical University of Munich where he was deputy to Prof. Rudolf Bayer, Ph.D.

Among Baumann's entrepreneurial activities was founding of the spin-off company rasdaman GmbH for commercialization of the world's first multi-dimensional array database system.

Baumann's current research interests include scalable database and Web service support for large, multi-dimensional arrays, including algebraic modeling, query language, query optimization, system architecture, and applications such as earth sciences and life sciences.