Ariela Barer is an American actress, best known for playing the role of Gert Yorkes in the Hulu original series Runaways.

Gertrude Yorkes, is a fictional superhero appearing in American comic books published by Marvel Comics. She was created by author Brian K. Vaughan and artist Adrian Alphona, and debuted in Runaways #1 with most of the other main characters. Like every member of the original Runaways, she is the daughter of evil villains with special abilities; in Gert's case, time-travellers. Gertrude, often called "Gert" for short, is often regarded as the most "book-smart" of the Runaways yet also the most sarcastic and cynical. She has socialist leanings and is ethnically Jewish but spiritually agnostic. Gert is known for her sarcastic one-liners, glasses, and purple-dyed hair. She stands at a rough height of 5'1" and weighs 125 lb (57 kg).