A Dauntless leader and Tris's and Guest instructor and love interest. He is brave, intensely private, and strategic, hiding a deeply compassionate and protective nature beneath a tough, scarred exterior caused by his abusive upbringing. He only has a soft spot for Guest and Tris.

Born in Abnegation (selfless) who transfers to Dauntless (brave). She is strong-willed, quiet at first, but grows fiercely brave, intelligent (Erudite traits), and deeply selfless. She is Divergent, meaning she defies a single personality type. She is deeply in love with Four.

Tris’s brother who shocks his family by transferring to Erudite. He is deeply intellectual, curious, and analytical, but his obsession with knowledge makes him easily manipulated by faction loyalty over family bonds.

A ruthless Candor transfer to Dauntless. He is cruel, arrogant, and highly competitive, willing to use physical violence and sabotage to get to the top. However, his core drive is survival and self-interest rather than pure evil

A ruthless, young Dauntless leader who transferred from Erudite. He is sadistic, highly competitive, and strictly enforces a brutal, survival-of-the-fittest mentality, serving as an ally to Jeanine Matthews. He becomes a close friend to Guest

A bold, funny, and loyal initiate who transferred from Candor (honest) to Dauntless. She speaks her mind openly and helps Tris and Guest adjust to their new life.

The leader of Erudite and the main villain. She is exceptionally intelligent, cold, calculating, and manipulative, viewing individuality and multi-trait personalities as a threat to societal order.

An intelligent Erudite transfer to Dauntless who is sarcastic yet kind. He enjoys deep political debates and becomes one of Guest closest friends.

A Dauntless tattoo artist and test administrator. She is sharp, observant, and deeply protective of Tris and Guest. Driven by a desire for revenge over her brother's past, she harbors deep secrets about the Divergent.

A gentle giant who transferred from Candor to Dauntless. He is sensitive, quiet, and deeply conflicted about the violent nature of his new faction. His fear and vulnerability ultimately lead to desperation.