Because you like Marissa Cooper in The O.C.

Kiara Carrera is a hippie socialist who likes sea turtles more than people. See them in Outer Banks.

Tifa Lockhart is part mother hen, part martial arts bad-ass. See them in Final Fantasy Series.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

Carol Aird is driven to fight to make her life better, regardless the consequences. See them in Carol.

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

Suzy Bishop is only 12, but her withering stare and withdrawn personality are enough to make anyone wilt. See them in Moonrise Kingdom.

Mark Sloan is the best plastic surgeon and biggest playboy the hospital's ever seen. See them in Grey's Anatomy.

Sally Albright is high maintenance who she thinks she's low maintenance. But she's still worth it. See them in When Harry Met Sally....

Though she can seamlessly flit between glamorous identities, Sydney Prosser is more vulnerable than she pretends to be. See them in American Hustle.

Stefan Salvatore was the golden boy when he was alive. Can he keep it up as a vampire? See them in The Vampire Diaries.