Because you like Tommy Pickles in Rugrats
Princess Fiona is a damsel who doesn't need saving, but she's cursed with an embarrassing secret. See them in Shrek.
Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.
Though raised to think of himself as a monster, Quasimodo has a heart that holds nothing but compassion. See them in The Hunchback of Notre Dame.
Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.
Mabel Pines loves sparkles, animals, friendship, and fun. See them in Gravity Falls.
Community-driven but practical, Calvin Palmer is a natural leader even if he doesn't always see it. See them in Barbershop.
Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.
Moana is brave, adventurous, and dutiful. And with the ocean on her side, there's no telling how far she'll go. See them in Moana.
Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.
Jack's big imagination is never limited by his incredibly cramped surroundings. See them in Room.
A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.