Cognomen Тарро (Tharreau 
, Тарро 
) , worldwide, is a rare surname. The last name Тарро is habitual in France, where it is quite a rare surname, Germany, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. In absolute terms, it most frequently occurs in France, Germany, and Russia. Much less frequently, Тарро is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tharreau | Germany, France, United States |
| Тарро | Russia, Ukraine |