1) Historical Germanic people 
The Rugii, also Rugians, Rygir, Ulmerugi, or Holmrygir (Rugiere, Rugier) were an East Germanic tribe who migrated from southwest Norway to Pomerania around 100 AD, and from there to the Danube River valley, where they established their own kingdom in the 5th century AD. ==Etymology== The tribal name `Rugii` or `Rygir` is a derivate of the Old ...