Cognomen Necessário (Nesesario 
, Necessário 
) , across the world, is a very rare last name. The family name Necessário is habitual in Philippines, where it is a very rare surname, Mexico, where it is an extremely rare surname, and Brazil. Very seldom, Necessário is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nesesario | Mexico, Philippines |
| Necessário | Brazil |