Cognomen Galathianakis (Galathianakis 
) , in the entire world, is a very rare surname. The surname Galathianakis is habitual in Greece, where it is a rare surname, South Africa, where it is an extremely rare surname, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Galathianakis | United Kingdom, Canada, South Africa, Greece |