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 | Malaysia, China, India, Indonesia, Hungary |
| Rusay | Philippines, Brazil, India, United States, Venezuela |
| Русай | Russia, Kazakhstan |
| Rusaj | United Kingdom, United States, Czechia, India |