Can you marry your sister in France?
Christopher Snyder
Updated on February 19, 2026
Research shows that incest is astoundingly widespread. In France it is defined as sexual relations between two people who are so closely related that marriage between them would be legally prohibited, such as between siblings or stepparents and stepchildren.
Is it legal to marry your sister?
Section 5 of the Hindu Marriage Act bans, among other things, marriage between a brother and sister, uncle and niece, aunt and nephew, or children of brother and sister or of two brothers or of two sisters. The marriage is void, unless the custom of the community permits it.Is marrying your sister legal in Europe?
However, no punishment is given to a person who is under 18 years old when performing a sexual act with a parent or grandparent or if the person was forced or illegally persuaded to perform the sexual act. Marriage between siblings, half-siblings, ancestors or descendants is forbidden.Can brother and sister marry in Germany?
But the European Court of Human Rights (ECHR) said the German prohibition of incest for brothers and sisters does not violate the fundamental right to protection of family life.Can you marry your sister in the UK?
Consanguinity – blood relationshipsYou may not marry your: Grandmother or grandfather. Mother or father. Father's sister (aunt) or brother (uncle)