Cognomen Kausil (Kausil 
) , all over the world, is a very rare last name. The cognomen Kausil is habitual in Colombia, where it is a very rare surname, India, where it is an extremely rare surname, and Canada. More prevalently, Kausil is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kausil | United States, India, Canada, Colombia |