Cognomen Благо (Благо 
, Blago 
, Blaho 
) , throughout the world, is quite a rare last name. The surname Благо is characteristic of Eastern Europe, particularly Slovakia, where it is quite a common surname, Bulgaria, and Hungary, where it is quite a rare surname. Also, Благо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Благо | Bulgaria, Kazakhstan, Ukraine, Kyrgyzstan, Russia |
| Blago | Bosnia and Herzegovina, Bulgaria, Philippines, United States, Argentina |
| Blaho | Bulgaria, Slovakia, United States, Hungary, Czechia |