Family name Kacilo (Kacilo 
, Кацило 
) , around the world, is a rare surname. The surname Kacilo is characteristic of Eastern Europe, particularly Ukraine, where it is a rare surname, Belarus, where it is a very rare surname, and Russia. Much less frequently, Kacilo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kacilo | Brazil |
| Кацило | Ukraine, Belarus, Russia |