Surname Toroshchin (Toroshchin 
, Торошчин , Торощин 
) , around the globe, is a rare last name. The last name Toroshchin is habitual in Russia, where it is a rare surname, Belarus, and Kyrgyzstan. In absolute terms, it is commonest in Eastern Europe, particularly Russia, Ukraine, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Toroshchin, Торошчин | Russia |
| Торощин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |