Question: Which Bulgarian-Canadian actress appeared in the drama series "The Vampire Diaries" and in the 2007 Canadian drama film "The Poet?" 
Sentence (from "Nina Dobrev"): Nina Dobrev ( ; born Nikolina Konstantinova Dobreva; Bulgarian: Николина Константинова Добрева ; January 9, 1989) is a Bulgarian-Canadian actress.
Relevant evidence: Yes