Dating a family member is called

Marriage between cousins is nowhere forbidden in the Bible.

dating a family member is called-83

This policy provides guidelines for family members, domestic partners, significant others, and/or similar personal and consensual relationships, in the workplace.

The University permits the employment of qualified family members, domestic partners, significant others and/or similar personal relationship of employees as long as such employment does not create a conflict of interest.

They have a word for this kind of marriages in my native language, so I was wondering whether English has such a word, too. It's not a common European tradition, and so there is not a likely specific kinship term for it.

But there is the musical "Seven Brides for Seven Brothers".

As a result, marriage between close relatives was often necessary.