Family name Guzman Grullon (Guzman Grullon 
) , all over the world, is a very rare cognomen. The last name Guzman Grullon is characteristic of the Dominican Republic, where it is a rare surname, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Guzman Grullon | Dominican Republic, Spain |