Fionna is a main character in Adventure Time with Fionna and Cake. She is adventurer and heroine. Her main enemy is the Ice Queen
Fionna wears a light blue shirt, dark blue skirt, white with blue striped sports socks, and some Mary-Janes. She has a light and dark green bag and her rabbit-themed hat but unlike finn's, her neck is shown.
Fionna is shown to be fun, a tomboy, and is determined. When Ice Queen tricked her she got extremely angry showing she hates haveing her heart toyed with.