Jeremy Roger Hansen CD FRCGS (born January 27, 1976) is a Canadian astronaut, fighter pilot, physicist and former aquanaut. He was selected to join the Canadian Space Agency in the 2009 CSA selection along with David Saint-Jacques. Prior to his selection as one of Canada's astronauts, Hansen was a Royal Canadian Air Force captain, piloting the CF-18 fighter jet at CFB Cold Lake, Alberta. He has since been promoted to the rank of colonel.