Surname Tovstiy (Tovstiy 
, Товстий 
, Товстый 
) , throughout the world, is a rare cognomen. The cognomen Tovstiy is habitual in Ukraine, where it is quite a rare surname, Russia, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Tovstiy | Ukraine |
| Товстий | Ukraine, Russia |
| Товстый | Kazakhstan, Ukraine, Russia |