Surname Gastulo-Bravo (Gastulo-Bravo 
) , in the world, is an extremely rare last name. The family name Gastulo-Bravo is characteristic of Peru, where it is a very rare surname, and the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Gastulo, and a last name Bravo.
| VARIANT | COUNTRY |
|---|---|
| Gastulo-Bravo | Peru, United States |