• Ernst Dieffenbach
  Ernst Dieffenbach
  Johann Karl Ernst Dieffenbach was a German physician, geologist and naturalist, the first trained scientist to live and work in New Zealand, where he travelled widely under the auspices of the New Zealand Company, returning in 1841–42 and publishing in English his Travels in New Zealand in...
  
   (1811–1855), German physician, geologist and naturalist
• Johann Friedrich Dieffenbach
  Johann Friedrich Dieffenbach
  Johann Friedrich Dieffenbach was a German surgeon who specialized in skin transplantation and plastic surgery. His work in rhinoplastic and maxillofacial surgery established many modern techniques of reconstructive surgery. He endeavours comprehended subcutaneous operations such as tenotomy, the...
  
   (1792–1847), German surgeon

• Diefenbach (music) Danish musical group

• Dieffenbach-au-Val (Diefenbach im Tal)
  Dieffenbach-au-Val
  Dieffenbach-au-Val is a commune in the Bas-Rhin department in Alsace in north-eastern France.-References:*...
  
  , Bas-Rhin, France
• Dieffenbach-lès-Wœrth
  Dieffenbach-lès-Wœrth
  Dieffenbach-lès-Wœrth is a commune in the Bas-Rhin department in Alsace in north-eastern France.-References:*...
  
  , Bas-Rhin, France

See also

• Diefenbach
  Diefenbach
  Diefenbach is an Ortsgemeinde – a municipality belonging to a Verbandsgemeinde, a kind of collective municipality – in the Bernkastel-Wittlich district in Rhineland-Palatinate, Germany.- Location :...
  
  , Germany
• Diffembach-lès-Hellimer (Diefenbach)
  Diffembach-lès-Hellimer
  Diffembach-lès-Hellimer is a commune in the Moselle department in Lorraine in north-eastern France.-See also:*Communes of the Moselle department...
  
  , Moselle, France
• Diffenbach-lès-Puttelange (Diefenbach), Moselle, France