Seibert is a surname of German origin. It comes from the German personal name ''Seibert'', which was formed from Old High German ''sigu''/Old Saxon ''*sigi'', meaning victory, and Old High German ''beraht''/Old Saxon ''berht'', meaning bright. The "g" was dropped and the first vowel became a diphthong. There are 3495 people with this surname in Germany, mostly in the west of the country. Variants include Siegbert, Siebert, Siepert, Seiberth, Saibert and Zeiberts.
Provided by Wikipedia
