Gerhard Schwehm (born 13 March 1949, Ludwigshafen am Rhein, Germany) is Head of Solar System Science Operations Division for the European Space Agency (ESA). He was Mission Manager for the Rosetta mission until his retirement.
Schwehm was a scientist at the European Space Operations Centre (ESOC) modelling the dust environment for Halley's comet. He then became ESA's first planetary scientist, working on the Giotto mission that provided the first close-up images of a comet nucleus, Halley's Comet.
Schwehm is married with two children. 
- Accidental space scientist: An interview with Gerhard Schwehm (21 January 2004)  accessed 7 March 2007