Surname Izaia (Izaia 
) , worldwide, is an extremely rare family name. The cognomen Izaia is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Predominantly, Izaia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Izaia | Spain, United States, India, Brazil, Venezuela |
Melo, Rocha, Nunes, Santos, Araujo, Perese, Martins, Santana, Stewart, Alvarez, Antonio, Brandao, Brizola, Durrant, Freitas, Ottarson, Pinheiro, Nogueira, Esquibel, Ferreira, Oliveira, Alexandre, Pinto, Bueno, Brito, Boeno, Sene, Cruz, Paim, Rosa, Reis, Dias, Lima, Neto, Venz, Orsi, Rodrigues, Zago, Silva, Souza, Alves, Allen, Amaro, Avila, Carmo, Costa, Curti, Bento, Sales, and Goncalves