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Family name Agostu (Agosto
, Agostu) , in the entire world, is a common cognomen. The surname Agostu is habitual in Puerto Rico, where it is quite a common surname, Bolivia, and Philippines, where it is quite a rare surname. Measured by absolute frequency, it most frequently occurs in Philippines, the United States, and Bolivia. Much less frequently, Agostu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Agosto | United States, Bolivia, Puerto Rico, Philippines, Italy |