title: Ambrosius Eßer
text: # Ambrosius Eßer
  
  Ambrosius Eßer OP (born Klaus Eßer, also spelled Eszer, or Esser, 19 November 1933, Düsseldorf – 12 April 2010, Berlin) was a German church historian and member of the Dominican Order. He died of a pulmonary embolism.
  
  Eszer served for many years as professor at the Pontifical University of St. Thomas Aquinas, Angelicum in Rome, Italy.
  
  ## Honours
  
  * Germany 1987: Great Cross of Merit of the Federal Republic of Germany
  * Austria 1996: Austrian Cross of Honour for Science and Art, 1st class
  * Austria 2008: Grand Decoration of Honour in Silver for Services to the Republic of Austria
  * Vatican City 2008: Medal Pro Ecclesia et Pontifice
  