Masurians
The Masurians or Mazurs (Polish: Mazurzy; German: Masuren; Masurian: Mazurÿ), historically also known as Prussian Masurians (Polish: Mazurzy pruscy), are a Polish ethnic group originating from the region of Masuria, within the modern-day Warmian-Masurian Voivodeship, Poland. They number around 5,000 to 15,000 people.