Family name origins & meanings
- German (Köstner) occupational name from the Bavarian, Franconian dialect word Köstner ‘granary administrator’, ‘treasurer’.
- German (Köstner) : habitational name for someone from either of two places: Kösten near Bamberg, or Köstenberg.
- German : topographic name for someone living on a ‘shelf’ in the mountains, from Latin costa ‘rib’, ‘side’, ‘flank’.