Surname Sumio-Maximo (Sumio-Maximo 
) , in the world, is an extremely rare family name. Much more frequently, Sumio-Maximo is the forename as well as the last name. Parts of the name also exists independently as a first name Sumio, and a first name Maximo.
| VARIANT | COUNTRY |
|---|---|
| Sumio-Maximo | Philippines |