Last name Коуль (Koul 
, Коуль 
) , all over the world, is a common family name. The family name Коуль is habitual in United Arab Emirates, where it is quite a rare surname, Bahrain, and Cameroon. In absolute terms, this name is the most popular in India, Algeria, and Cameroon. Very seldom, Коуль is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Koul | Algeria, United States, India, Cameroon, Democratic Republic of the Congo |
| Коуль | Kazakhstan, Russia, Ukraine |