Family name Luio (Luio 
) , in all the world, is a rare surname. The surname Luio is characteristic of Malaysia, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and China. Measured by absolute frequency, this name is the most popular in Malaysia, China, and India. Very seldom, Luio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Luio | China, Italy, Malaysia, Philippines, India |