Surname Kwilla (Kwilla 
) , around the world, is a very rare family name. The last name Kwilla is habitual in Tanzania, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Kwilla is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kwilla | Tanzania, India, United States |