Last name Smithdorf (Smithdorf 
) , in all the world, is a very rare family name. The last name Smithdorf is characteristic of South Africa, where it is a rare surname, Canada, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Smithdorf | Canada, United Kingdom, South Africa |
| vivienne smithdorf Ph.D. University of Natal 1995 |
|