Family name Chayi (Chayi 
) , globally, is a rare cognomen. The cognomen Chayi is habitual in Nigeria, where it is a rare surname, Indonesia, where it is a very rare surname, and Tanzania. Measured by absolute frequency, it most frequently occurs in Nigeria, Indonesia, and India. Also, Chayi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chayi | Indonesia, Nigeria, Tanzania, India, Democratic Republic of the Congo |