Cognomen Куйкен (Kuiken 
, Куйкен 
) , worldwide, is quite a rare family name. The family name Куйкен is characteristic of Netherlands, where it is quite a rare surname, the United States, where it is a rare surname, and New Zealand. In absolute terms, it is the most numerous in Netherlands, the United States, and Canada. Much less frequently, Куйкен is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuiken | Germany, Canada, Netherlands, United States, South Africa |
| Куйкен | Kazakhstan |