Last name كوال (Kowal 
, كوال 
, Kwol 
) , in all the world, is a common cognomen. The cognomen كوال is characteristic of Poland, where it is quite a common surname, Mauritius, where it is quite a rare surname, and Canada. Not in comparison with a country's population, it is commonest in Poland, the United States, and Germany. Also, كوال is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kowal | Germany, United States, Poland, Canada, France |
| كوال | Sudan, Morocco |
| Kwol | Germany, India, United States, Poland, New Zealand |
| Coale | United Kingdom, Spain, United States, Canada, New Zealand |