Surname Ciomag (Ciomag 
) , worldwide, is a rare last name. The surname Ciomag is characteristic of Romania, where it is quite a rare surname, Greece, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Romania, Greece, and the United States. Much less frequently, Ciomag is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ciomag | Romania, Greece, Spain, United States, United Kingdom |