Last name Раяк (Rajak 
, Rayak 
, Раяк 
) , across the world, is a widespread family name. The surname Раяк is characteristic of India, where it is quite a common surname, Qatar, and Nepal (explore the name in all countries). Measured by absolute frequency, it is the most numerous in India, Nepal, and Indonesia. Much less frequently, Раяк is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rajak | Indonesia, Malaysia, Nepal, Saudi Arabia, India |
| Rayak | Germany, United States, Malaysia, Myanmar, India |
| Раяк | Belarus, Ukraine, Russia |
| Raiak | Malaysia |