Cognomen Darco (Darco 
) , around the globe, is quite a rare family name. The cognomen Darco is characteristic of Romania, where it is a rare surname, Italy, and Indonesia. Not in comparison with a country's population, the name is most common in the United States, Indonesia, and Brazil. Very seldom, Darco is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Darco | Romania, Italy, Brazil, United States, Indonesia |