 
<translate> Igor Karkaroff bụ onyeisi ụlọ akwụkwọ Durmstrang. Karkaroff bụbu Onye Na-eri Ọnwụ. Ndị Na-eri Ọnwụ bụ ndị Voldemort na-ejere ozi. N'ihi ya, azịza ya bụ ee. <eng> Igor Karkaroff is the headmaster of Durmstrang school. Karkaroff is a former Death Eater. The Death Eaters were Voldemort's minions.
Therefore, the answer is yes. 