Last name Goshtasb (Goshtasb 
) , all over the world, is a very rare cognomen. The last name Goshtasb is habitual in Iran, where it is a very rare surname, the United Kingdom, and Malaysia, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Iran, the United States, and the United Kingdom. Also, Goshtasb is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Goshtasb | Iran, Morocco, United States, India, United Kingdom |