Surname Kalog (Kalog 
) , worldwide, is a rare cognomen. The surname Kalog is characteristic of Philippines, where it is a rare surname, Greece, and the United States, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Philippines, India, and Greece. Much less frequently, Kalog is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalog | Germany, Greece, India, Philippines, United States |