Cognomen Derath (Derath 
) , in the entire world, is a very rare surname. The cognomen Derath is habitual in Mexico, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. Much less frequently, Derath is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Derath | Mexico, India, United Kingdom, United States |