Family name origins & meanings
- Origin uncertain. : Origin uncertain. In at least some cases it seems to be a variant of Irish Duffy.
- Origin uncertain. : Perhaps a variant of South German Tüffer, a habitational name for someone from Tüffen in Switzerland or Tiefen (earlier Tüeffen) near Freiburg, place names based on Old High German tiufī ‘gorge’ or tuf, taf ‘bog’, ‘swamp’. Compare Duffner.
- Origin uncertain. : Possibly an altered spelling of French Dufer, a nickname from du fer ‘(man) of iron’.