Equality 7-2521 - The protagonist in the story. Believes in individualism, which is against what his whole community believes is right. He is a representation of intellectual superiority of individualism over the collectivist masses in the story.
Liberty 5-3000 - A beautiful peasant that Equality 7-2521 falls in love with. As the story progresses, she slips farther and farther away from the collectivist views of the community. She begins to favor Equality over the other men in the community, letting him "change her name" to "the Golden One". A representation of a flaw in the collectivist society.
Collective 0-0009 - The leader of the World Council of Scholars. Hates Equality and demands to have him killed for thinking independently and inventing the light bulb on his own. A representation of the thinking force behind the evil collectivism of the city.
International 4-8818 - Equality's only friend. Views equality as a prophet throughout the story. He is torn between staying loyal to equality and not breaking the law. A representation of the citizen who secretly seeks his own meaning but is unable to realize it because he canno take the step of breaking with his society.