Cognomen Fallahy (Fallahy 
) , in all the world, is a very rare last name. The surname Fallahy is habitual in Iran, where it is a very rare surname, Canada, where it is an extremely rare surname, and Italy.
| VARIANT | COUNTRY |
|---|---|
| Fallahy | Iran, Italy, Canada |
| mohammad taha pahlevan fallahy researcher |
|