Family name Benigno Agustin (Benigno Agustin 
) , worldwide, is an extremely rare last name. The last name Benigno Agustin is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more frequently, Benigno Agustin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Benigno Agustin | Spain, Chile, Ecuador, Argentina, Peru |