Cognomen Тильга (Tilga 
, Тильга 
) , in the entire world, is a rare surname. The surname Тильга is characteristic of Estonia, where it is quite a rare surname, Belarus, where it is a rare surname, and Russia, where it is a very rare surname. Much less frequently, Тильга is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tilga | Germany, Estonia, United States, India, Argentina |
| Тильга | Kazakhstan, Russia, Belarus |