Is incest between adults a crime in the United Kingdom?

Criminal offense

Criminal offense

The United Kingdom is one of 111 countries classified “Criminal offense” for incest between adults — 68% of the 164 with data.

Source

Taken from
Wikipedia: Laws regarding incest
Last checked
15 September 2026
How it was classified
Read directly from the source’s own table, without interpretation.

Nearby countries

Ireland
Criminal offense
Netherlands
Legal between adults
Belgium
Legal between adults
Luxembourg
Criminal offense
Denmark
Criminal offense
France
Legal between adults

Other laws in United Kingdom

Same-Sex Marriage
Marriage legal
Same-Sex Activity
Legal
Age of Consent
16–17
Sex Work
Legal & regulated
Pornography
Legal
Divorce
Legal
Non-Binary Recognition
Not recognized
Same-Sex Adoption
Joint adoption legal
Marriage Age
16–17

Every law in the United Kingdom → · Where is incest between adults a crime? →

A visual reference compiled from Wikipedia’s law-by-country articles, not legal advice. Laws change and summaries simplify — check a primary source before relying on anything here.