Johann Bauersachs (born 22 April 1966 in Karlsruhe) is a German internist, cardiologist, intensive care physician and professor at the Hannover Medical School.
He is director of the Department of Cardiology and Angiology.
He is known for his scientific work in the fields of acute coronary syndrome, left ventricular healing and remodeling after ischemia as well as acute and chronic heart failure.