All over the world, Idayi (Idayi 
) is a rare unisex forename. The first name Idayi is habitual in Nigeria, where it is a rare epicene name, and India, where it is an extremely rare unisex name. Also, Idayi is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Idayi | Nigeria, United States, India, Colombia |