Worldwide, Русай (Rusai 
, Rusay 
, Русай 
) is a rare gender-neutral first name. The given name Русай is habitual in India, where it is a very rare unisex name, and Russia, where it is an extremely rare male name. Very seldom, Русай is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rusai | Indonesia, China, Malaysia, Hungary, India |
| Rusay | Philippines, United States, India, Brazil, Venezuela |
| Русай | Kazakhstan, Russia |
| Rusaj | United Kingdom, India, Czechia, United States |