Cognomen איאיו (Ayayo 
, איאיו ) , around the globe, is a rare surname. The surname איאיו is habitual in Kenya, where it is a rare surname, Israel, and Philippines. Measured by absolute frequency, it most frequently occurs in Kenya, Philippines, and Nigeria. Much less frequently, איאיו is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ayayo | Philippines, Israel, Japan, Kenya, Nigeria |
| איאיו | Israel |