Family name Jahanshah (Jahanshah 
) , in the world, is a very rare cognomen. The family name Jahanshah is habitual in Iran, where it is a very rare surname, Canada, and the United Kingdom, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Iran, Canada, and India. More prevalently, Jahanshah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jahanshah | Canada, Iran, United Kingdom, United States, India |