Because you like Minerva McGonagall in Harry Potter Series
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.
Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.
Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.
Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.
Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
In a rag-tag group of kids determined to take down the imperialistic Fire Lord, Katara is the glue that holds them together. See them in Avatar: The Last Airbender.
A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.
Sarcastic and always complaining, C3PO is a droid that despite his quirks you always want by your side. See them in Star Wars Series.
Whether it's a fire or a pit of lions, there's almost no predicament that Violet Baudelaire can't get her and her siblings out of. See them in Lemony Snicket's A Series of Unfortunate Events.