Family name Noroi (Noroi 
, Норио 
, Норои ) , globally, is a very rare surname. The last name Noroi is habitual in Thailand, where it is a very rare surname, and Russia, where it is an extremely rare surname. Likewise, Noroi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Noroi | Brazil, Thailand |
| Норои, Норио | Russia |