Cognomen Cousto (Cousto 
) , worldwide, is a very rare last name. The last name Cousto is characteristic of Morocco, where it is a very rare surname, France, where it is an extremely rare surname, and Brazil. Very seldom, Cousto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cousto | United States, Brazil, France, Morocco |
| hans cousto (b. 1948) |
|