Surname Castim (Castim 
) , in all the world, is a rare last name. The family name Castim is habitual in Portugal, where it is a rare surname, Indonesia, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Castim is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Castim | Indonesia, Philippines, Brazil, Malaysia, Portugal |