text: * 1900, Elliott Cresson Medal, The Franklin Institute Awards, Philadelphia, PA, USA
  * 1901,  raised to the hereditary nobility by Franz Joseph I of Austria, with the title of Freiherr Auer von Welsbach
  *1920, Werner von Siemens Ring
  *1921, Wilhelm Exner Medal, inaugural awardee, Austrian Industry Association, Austria
  * 1988, the Welsbach Museum at Althofen was opened in April, 1998
  * 2011, National Inventors Hall of Fame, North Canton, Ohio, USA