About BioShock Characters
Welcome to the comprehensive BioShock characters list and database. Here you’ll find detailed profiles of all major and supporting characters in the BioShock series. Each profile covers abilities, personality traits, backstories, and relationships.
What You'll Discover
- Complete character bios and personality types
- Unique abilities, roles, and gameplay traits
- Lore connections, occupations, and recurring appearances
Character Roles in BioShock
BioShock features a wide variety of characters with distinct roles and responsibilities:
- Ideological Antagonist / Rapture Founder characters
- Rapture Founder / Ideologue characters
- Master Manipulator / Crime Boss characters
- guardian characters
- Genetic Scientist / Redeemed Caretaker characters
- protagonist characters
Below you’ll find the complete list of BioShock characters, organized for easy browsing and discovery.

Andrew Ryan
The founder and ruler of Rapture, a business magte who created the underwater city as a libertarian utopia.
Personality
Abilities
Notable Items
A man chooses, a slave obeys.

Andrew Ryan
The founder and ruler of Rapture, a business magte who created the underwater city as a libertaria...

Atlas / Frank Fontaine
A con artist and smuggler who poses as Atlas, a revolutiory leader fighting against Andrew Ryan.
Personality
Abilities
Notable Items
Would you kindly?

Big Daddy
Genetically enhanced humans in diving suits who protect Little Sisters while they gather ADAM.
Personality
Abilities
Notable Items
*mechanical groaning*

Dr. Brigid Tenenbaum
A German scientist who developed ADAM and the Little Sister program, later becoming their protector.
Personality
Abilities
Notable Items
Even in this place, there is still such a thing as right and wrong.
Jack
The protagonist of the first BioShock game, a plane crash survivor who discovers the underwater city of Rapture.
Personality
Abilities
Notable Items
A man chooses, a slave obeys.

Jack
The protagonist of the first BioShock game, a plane crash survivor who discovers the underwater city...

Little Sister
Young girls genetically modified to process ADAM from corpses, protected by Big Daddies.
Personality
Abilities
Notable Items
Angels don't wait for slowpoke daddies!