Christian | Hans Christian Andersen | Christian Dior | Hans Holbein the Younger | Hans Zimmer | Christian music | Christian cross | Christian Brothers | Hans Werner Henze | Congregation of Christian Brothers | Christian IV of Denmark | Contemporary Christian music | Christian Slater | Christian rock | Gram Parsons | Christian metal | Christian Broadcasting Network | The Christian Science Monitor | Hans Memling | Southern Christian Leadership Conference | Institute of the Brothers of the Christian Schools | Hans Pfitzner | Christian Church | Union of Christian and Centre Democrats | Hans Küng | Christian V of Denmark | Christian theology | Christian Marclay | Christian Lindberg | Johann Christian Bach |
The method is named after its inventor, the Danish scientist Hans Christian Gram (1853–1938), who developed the technique while working with Carl Friedländer in the morgue of the city hospital in Berlin in 1884.