Last name Itaia (Itaia 
) , all over the world, is an extremely rare cognomen. The cognomen Itaia is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname, and Brazil. Likewise, Itaia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Itaia | Brazil, Venezuela |
| quaski itaia Nauruan athletics competitor, NR (b. 1984) |
|