Worldwide, Firouz (فیروز 
, Firouz 
, Фироуз 
) is quite a rare epicene given name. The first name Firouz is characteristic of Afghanistan, where it is quite a rare male name, Algeria, where it is a rare feminine name, and Syria. Not in comparison with a country's population, it is the most numerous in Afghanistan, Algeria, and Iran. Very seldom, Firouz is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| فیروز | Afghanistan, Saudi Arabia, Turkey, Iran |
| Firouz | Iran, Syria, Algeria, Egypt, Morocco |
| Фироуз | Kazakhstan, Russia |
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firouz vladi German non-fiction writer, DE (b. 1948) |
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firouz gaïni (b. 1972) |
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| firouz daneshgari (b. 1958) |
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| firouz amani researcher ORCID ID = 0000-0002-0989-1052 |
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| firouz abbasian researcher |
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| firouz gahvari economist (University of Illinois at Urbana-Champaign) |
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| firouz ghaderi pakdel researcher ORCID ID = 0000-0002-7630-2676 |
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| firouz darroudi researcher |
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| firouz farman farmaian FR (b. 1973) |
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| firouz chah |
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