Exogamous group is a section of society within which marriages are prohibited. A marriage within an exogamous group is regarded as incestuous.

Examples of exogamous groups are:

• Gotras and Clans in the castes in India.
• "Fis" among the Albanians
• Individuals with the same last name in China, or Chinese surname, Chinese clan

A gotra is the lineage or clan assigned to a Hindu at birth. ... For other uses, see Clan (disambiguation). ... FI or fi can mean: Finland (ISO country code, FI) Finnish language (ISO 639 alpha-2, fi) the IATA code for Icelandair Foundation Imaging Field Interview (Police Acronym) The Feminist Initiative The album fi by Bibio See also: Greek letter phi (Φ, φ) This is a disambiguation page — a list of articles... A Chinese surname, family name (Chinese: ; pinyin: ) or clan name (氏; pinyin: shì), is one of the hundreds or thousands of family names that have been historically used by Han Chinese and Sinicized Chinese ethnic groups in mainland China, Taiwan, and among overseas Chinese communities. ... A Chinese clan is a group of related Chinese people with a common surname and sharing a common ancestor and ancestral village (see clan). ...

See also

• Marriage
• Exogamy
• Endogamy