Surname هيران (Hiran 
, Heran 
, هيران 
) , in the entire world, is quite a common cognomen. The last name هيران is habitual in Sri Lanka, where it is quite a rare surname, Oman, and Czechia. In absolute terms, it is commonest in India, Sri Lanka, and France. More frequently, هيران is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hiran | Thailand, Brazil, Sri Lanka, Afghanistan, India |
| Heran | Brazil, Ethiopia, Afghanistan, India, France |
| هيران | Iraq |