Last name Maisao (Maisao 
) , in all the world, is a rare surname. The last name Maisao is characteristic of Thailand, where it is a rare surname, and Brazil, where it is an extremely rare surname. Also, Maisao is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maisao | Brazil, Laos, United States, Thailand, South Africa |