Mona Vanderwaal
…Mona Vanderwaal is a fictional character in the Pretty Little Liars book series, its television adaptation, and the spin-off TV series Pretty Little Liars: The Perfectionists. In the TV shows, she is portrayed by Janel Parrish. Introduced in Pretty Little Liars as Hanna Marin's best friend, Mona initially harbors a grudge…