MARRIAGE IN VIETNAM Couples have traditionally been expected to marry within their village and class with marriage to cousins or within the extended families being frowned upon. When Vietnamese marry, the woman doesnt change her family names.

Is it OK if you marry your cousin?

Scientifically speaking, procreating with your cousin isnt that risky. In much of the world, consanguineous marriage between cousins is very common. For most Americans, however, marriage between cousins is at best a punchline, at worst a taboo. In many states, it is illegal for first cousins to get married.

Is marrying a cousin weird?

Marrying a cousin is usually considered a bad idea, because inbreeding can lead to harmful genetic conditions. But paradoxically, in some societies, marrying a related spouse is linked to having more surviving children, research suggests. Yet some research suggests an alternative perspective.