Surname Aguinagaldi (Aguinagaldi 
) , throughout the world, is a very rare last name. The last name Aguinagaldi is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is a rare surname, Brazil, where it is an extremely rare surname, and Argentina. Much less frequently, Aguinagaldi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aguinagaldi | Venezuela, Spain, Brazil, Argentina |