Surname Boolay (Boolay 
) , in all the world, is a very rare last name. The cognomen Boolay is habitual in South Africa, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Boolay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boolay | United States, South Africa, France |