Surname Gransa (Gransa 
) , globally, is a very rare family name. The last name Gransa is habitual in Philippines, where it is a very rare surname, Nicaragua, and Mexico, where it is an extremely rare surname. Much less frequently, Gransa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gransa | Mexico, Spain, Brazil, Nicaragua, Philippines |