Surname بداي (بداي 
, Badai 
) , in the world, is a common cognomen. The cognomen بداي is habitual in Indonesia, where it is quite a rare surname, Oman, where it is a rare surname, and Iraq. Measured by absolute frequency, the name is most common in India, Indonesia, and Iraq. Likewise, بداي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| بداي | Iran, Saudi Arabia, Algeria, Egypt, Iraq |
| Badai | Indonesia, Morocco, Malaysia, Nepal, India |