Cognomen Yiorgo (Yiorgo 
) , all over the world, is an extremely rare family name. Much more prevalently, Yiorgo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yiorgo | United States, Australia |
Aretos, Letsos, Tsilfides, Marathias, Sgourakis, Achilleos, Michalakis, Vamvoukakis, and Theodoropoulos