Family name Шабай (Shabaj 
, Shabai 
, Шабай 
) , all around the world, is quite a rare last name. The cognomen Шабай is characteristic of Albania, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Israel. Measured by absolute frequency, it is commonest in India, Albania, and Bangladesh. More prevalently, Шабай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shabaj | Saudi Arabia, India, Bangladesh, United States, Albania |
| Shabai | Israel, Tanzania, China, India, United States |
| Шабай | Kyrgyzstan, Russia, Kazakhstan, Ukraine |
| Shabay | United States, Spain, India, Sudan |