Last name Κώστογλου (Κώστογλου 
) , all around the world, is an extremely rare family name. The last name Κώστογλου is characteristic of Southern Europe, particularly Greece, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Κώστογλου | Greece |
| γιάννης κώστογλου Greek actor, GR |
|
Αντώνης, Γιώργος, and Αναστάσιος