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Back to the glossaryIdentity & diversity

Gender identity

A person's internal and self-described sense of gender, such as woman, man, non-binary, another gender or no gender. It may or may not correspond with sex registered or assigned at birth.

SourcesNHS digital service manual: sex, gender and sexualityNHS Standards: gender identity and pronounsNHS: gender dysphoria and incongruence
VISUAL FIELD NOTEGender identity

Identity & diversity

In brief

A self-described sense of gender, distinct from expression, anatomy and orientation.

Gender identity is stated by the person rather than inferred from appearance, anatomy, voice, name or documents. It is distinct from gender expression and sexual orientation. Some people have a stable identity, some experience fluidity, and some do not find gender personally significant.

Gender identity

How a person understands and names their own gender.

Sex registered at birth

The sex category recorded at birth, based on observed characteristics and administrative practice.

Gender expression

Outward presentation through clothing, voice, manner or other signals.

Sexual orientation

A pattern of sexual attraction or identity, separate from one's own gender.

Self-identification and language

Names, pronouns and identity terms are communicated by the person. Pronouns can provide useful information but do not always map one-to-one onto gender.

Language changes across cultures and time. Ask respectfully when relevant rather than testing or demanding a justification.

Cis, trans and diverse identities

Cisgender commonly means gender aligns with sex assigned at birth; transgender describes a difference, often as an umbrella. Non-binary includes identities not exclusively woman or man.

Not everyone adopts these umbrellas, and legal or clinical categories may use narrower definitions than everyday community language.

Healthcare relevance and privacy

Good care asks for the specific anatomy, medicines, reproductive history or screening information needed, rather than using identity as a proxy. A trans status should not dominate unrelated care.

Recording identity or pronouns can support respectful care but may reveal sensitive information. Explain purpose, access and confidentiality and allow people not to answer.

Distress is not identity

Gender incongruence describes a difference between experienced gender and registered sex; gender dysphoria refers to associated distress or discomfort and is not universal.

A person need not experience dysphoria, transition medically or obtain documents for their identity to deserve respect. Mental-health support should address distress without treating identity itself as a disorder.

Non-graphic examples

What the umbrella may include

  • Stating a non-binary gender identity.
  • Using pronouns that do not reveal anatomy.
  • Being cisgender with gender-nonconforming expression.
  • Providing anatomy-specific information privately for screening.
  • Declining to record gender identity when it is irrelevant.

Related field notes

Useful overlaps, not assumptions.

Identity & diversityNon-binary

An umbrella and personal identity for genders not exclusively woman or man. Non-binary experiences can include having no gender, more than one gender, a fluid gender or another gender entirely.

Open field note
Identity & diversityTransgender

An umbrella commonly describing people whose gender differs from the sex registered or assigned to them at birth. Many people use the shorter term trans; individual identities and language vary.

Open field note
Identity & diversityGender dysphoria and euphoria

Gender dysphoria is significant or persistent distress or discomfort related to gender incongruence or how gender is treated. Gender euphoria describes positive feelings of recognition, comfort or affirmation in gender.

Open field note

Reviewed 30 August 2026

Keep exploring.

This detailed field note uses the best available evidence without treating one community sample as universal. Evidence limits and UK context are stated where relevant.

Prepared by The UK Kink Guide editorial team. Read the evidence and review methodology.

Found an error or important omission? See how to report a correction.

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