All over the world, Kalogeropoulos (Kalogeropoulos 
, Καλογερόπουλος , Калогеропулос 
) is an extremely rare unknown gender forename. Much more prevalently, Kalogeropoulos is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kalogeropoulos | Canada, Greece, Australia, United States, Germany |
| Καλογερόπουλος | Greece |
| Калогеропулос | Ukraine |