Surname Ратс (Rats 
, Ратс 
) , around the globe, is quite a rare cognomen. The cognomen Ратс is characteristic of Latvia, where it is quite a rare surname, Hungary, and Netherlands, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in France, Hungary, and Russia. Very seldom, Ратс is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rats | Indonesia, Russia, Hungary, Latvia, France |
| Ратс | Russia, Ukraine |