Ralf Gathmann (born June 4, 1965) is a German entrepreneur.
Gathmann is the chief executive officer of CORYS, which supplies training and engineering simulators to Transportation, Power, Oil&Gas and Chemical industries.
He is also the chairman of the board of Corys Inc (USA), Corys India Simulation Systems Pvt Ltd (India),HKD (China), HyperionRsi Simulation (Cyprus).