Because you like Leonard Hofstadter in The Big Bang Theory
April Ludgate doesn't like sunshine. She's more of a blood and guts kinda girl. See them in Parks and Recreation.
As a monster-hunter cursed with supernatural abilities, Geralt of Rivia is a cynic burdened by scruples in an unscrupulous world. See them in The Witcher.
A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.
Oscar Jarjayes is a sword-swinging, fearless Commander of the Royal Guard who cross-dresses as a man. See them in Rose of Versailles.
Carol Aird is driven to fight to make her life better, regardless the consequences. See them in Carol.
A good-natured and academically minded superhero, Dan Dreiberg can still get his hands dirty in a fight. See them in Watchmen.
Alex Russo desperately wants to keep her magic – after all, things are so much easier when you can just wave a wand. See them in Wizards of Waverly Place.
Erlich Bachman is an overconfident wannabe mentor blowing all types of smoke around the tech industry. See them in Silicon Valley.
Donna is boisterous and spunky traveller of the TARDIS, exploring worlds beyond the simple mundane enterprises of Earth. See them in Doctor Who.
Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.
Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.