Cognomen Kastila (Castilla 
, Castela 
, Kastila 
) , all over the world, is a common surname. The cognomen Kastila is characteristic of Colombia, where it is quite a common surname, Peru, and Spain (explore the name in all countries). In absolute terms, this name is the most popular in Latin America and the Caribbean, particularly Colombia, Peru, and Mexico. Much less frequently, Kastila is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Castilla | Philippines, Spain, Mexico, Peru, Colombia |
| Castela | Philippines, Spain, Argentina, United States, Mexico |
| Kastila | Philippines, Finland, Tanzania, India |