Guido Reni | Eugen Goldstein | Eugen d'Albert | Guido Westerwelle | Guido Aleati | Libera Università Internazionale degli Studi Sociali Guido Carli | Eugen Jochum | Eugen Fischer | Guido van Rossum | Guido delle Colonne | Guido Buzzelli | Eugen Sandow | Eugen Rosenstock-Huessy | Eugen Richter | Eugen Kolisko | Guido Verbeck | Guido Mantega | Guido Guidi | Guido Gezelle | Guido Calabresi | Guido Cagnacci | Guido Buchwald | Guido Bertolaso | German cruiser Prinz Eugen | Father Guido Sarducci | Eugen Weber | Eugen Ehrlich | Eugen Drewermann | Tomás Guido | Guido Tarlati |
Use of the climbing carabiner was actually a logical consequence of the use of piton invented by Hans Fiechtl and tested by Hans Dülfer, although climbers as prestigious as Paul Preuss or Eugen Guido Lammer were opposed to any artificial process.