Last name رايباك (Rybak 
, رايباك 
, Ryback 
) , across the world, is a common cognomen. The surname رايباك is characteristic of Poland, where it is quite a common surname, Israel, where it is quite a rare surname, and Czechia. In absolute terms, this name is the most popular in Poland, the United States, and Germany. Likewise, رايباك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rybak | Germany, Czechia, Poland, United States, Israel |
| رايباك | Sudan |
| Ryback | Germany, Canada, France, United States, Israel |