Cognomen Рат (Rath 
, Rat , Рат 
) , across the world, is a widespread surname. The surname Рат is characteristic of Seychelles, where it is a common surname, Austria, where it is quite a common surname, and Germany (explore the name in all countries). Not in comparison with a country's population, it is commonest in India, Germany, and the United States. Very seldom, Рат is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rat, Rath | Austria, India, Bangladesh, Germany, United States |
| Рат | Ukraine, Azerbaijan, Russia, Kyrgyzstan, Kazakhstan |
| Ráth | Norway, Slovakia, Hungary |