Last name Жулаи (Julai 
, Zhulay 
, Жулаи 
) , all over the world, is quite a rare family name. The family name Жулаи is characteristic of Brunei, where it is quite a rare surname, Malaysia, and Mozambique. In absolute terms, it is the most numerous in Malaysia, India, and Mozambique. Likewise, Жулаи is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Julai | Tanzania, Mozambique, Indonesia, Malaysia, India |
| Zhulay | Ukraine, Mexico, Estonia, United States, Colombia |
| Жулаи | Russia |
| Joulai | India |