Family name วรัย (Warai 
, วรัย 
) , in the entire world, is a rare surname. The last name วรัย is habitual in Papua New Guinea, where it is quite a rare surname, Japan, where it is a very rare surname, and Pakistan. More prevalently, วรัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Warai | Japan, Indonesia, Papua New Guinea, India, Pakistan |
| วรัย | Thailand |