Helena Douglas (エレナ・ダグラス Erena Dagurasu?) is a player character in the Dead or Alive series of fighting games by Team Ninja and Koei Tecmo. She was introduced in 1999's Dead or Alive 2 as a French opera singer seeking to avenge her mother's murder. Due to her blood relation to the original head of the antagonistic organization behind the Dead or Alive fighting tournaments, she has become a key character in the franchise, including serving as the protagonist of Dead or Alive 4.