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Identity may refer to:

Philosophical topics[edit]

  • Identity (philosophy), also called sameness, is whatever makes an entity definable and recognizable
  • Law of identity, principle of logic stating that an object is the same as itself
  • Personal identity, the numerical identity (continuity of existence) of persons through time

Personal conception and expression[edit]

  • Self-concept, one's cognitive representation of one's own identity.
  • Identity formation, the process of the development of the distinct personality of an individual
  • Identity (social science), individuality, personal identity, social identity, and cultural identity in psychology, sociology, and philosophy
  • Persona, a social role or a character played by an actor with oneself
  • Personal name, a combination of sounds, or in written form the letters representing those sounds, which constitute a label: this person is "John Doe". The name often reflects the parents’ desires for the child.

Specifications of persons[edit]

Group expression and affiliation[edit]

  • Christian Identity, a Christian religious movement
  • Cultural identity, a person's self-affiliation (or categorization by others) as a member of a cultural group
  • Identity politics, political arguments that focus upon the self-interest and perspectives of social interest groups or minorities
  • National identity, belief in membership of a nationality



Computer science[edit]

  • Digital identity, representation of a set of claims made by one digital subject about itself or another digital subject
  • Federated identity, assembled identity of a person's user information, stored across multiple distinct identity management systems
  • Identity column, database field that uniquely identifies every row in the table and is made up of values generated by the database
  • Identity management, administrative area that deals with identifying individuals in a system and controlling access to resources by placing restrictions on them
  • Identity (object-oriented programming), the property of objects that distinguishes them from other objects
  • Online identity, social identity that an internet user establishes in online communities and websites




Film and television[edit]

Other uses[edit]

See also[edit]