The specific sub-category of forced child marriage is especially condemned.
In China, arranged marriages (baoban hunyin, 包办婚姻) - sometimes called blind marriages (manghun, 盲婚) - were the norm before the mid-20th century.
Arranged marriages have historically been prominent in many cultures.
The practice remains common in many regions, notably South Asia and the Middle East, though in many other parts of the world the practice has declined substantially during the 19th and 20th centuries.
Arranged marriage is a type of marital union where the bride and groom are selected by individuals other than the couple themselves, particularly family members, such as the parents.
Depending on culture, a professional matchmaker may be used.
In the United Kingdom, uncle-niece marriages are considered incestuous and are illegal, but cousin marriages are not considered incestuous by the law and are legal, although there have been calls to ban first-cousin marriages due to health concerns.
While consanguineous arranged marriages are common and culturally preferred in Islamic countries and migrants from Muslim countries to other parts of the world, they are culturally forbidden or considered undesirable in most Christian, Hindu and Buddhist societies.
These child marriages are implicitly arranged marriages.
In rural areas of sub-Saharan Africa, South Asia and Latin America, poverty and lack of options such as being able to attend school leave little choice to children other than be in early arranged marriages.
Child marriages is primarily seen in areas of poverty.
Non-consanguineous arranged marriage is one where the bride and groom do not share a grandparent or near ancestor.
This type of arranged marriages is common in Hindu and Buddhist South Asia, Southeast Asia, East Asia and Christian Latin America and sub-Saharan Africa.