Cognomen Бадю (Badiu 
, Badju 
, Badiou 
) , around the world, is quite a common family name. The family name Бадю is characteristic of Romania, where it is quite a common surname, Moldova, where it is quite a rare surname, and France. In absolute terms, it most frequently occurs in Romania, France, and India. Very seldom, Бадю is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Badiu | Indonesia, Romania, Afghanistan, India, France |
| Badju | Indonesia, Malaysia, United States, India, Canada |
| Badiou | Germany, Nigeria, United States, Canada, France |
| Бадю | Russia, Ukraine |