Siren is a fictional character portrayed by Aria Pullman in the TV series Once Upon a Time.
In the first episode they appeared in, titled What Happened to Frederick (season 1), they were 21 years old.
They appear in 1 episodes out of a total of 156 aired
Episodes1
What Happened to Frederick
episode S1.E13 february 2012David finally agrees to tell Kathryn about his relationship with Mary Margaret, as flashbacks show Charming helping Princess Abigail with a dangerous mission.