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, United States, India, Bangladesh, Albania |
| Shabai | China, United States, Tanzania, India, Israel |
| Шабай | Kyrgyzstan, Kazakhstan, Ukraine, Russia |
| Shabay | India, Spain, United States, Sudan |