Surname Joiel (Juvel 
, Joyel 
, Joia 
) , throughout the world, is quite a common cognomen. The cognomen Joiel is characteristic of Portugal, where it is quite a rare surname, Oman, and Mozambique. Measured by absolute frequency, this name is the most popular in Brazil, Pakistan, and Bangladesh. Likewise, Joiel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juvel | Philippines, Mexico, United States, India, Democratic Republic of the Congo |
| Joyel | Philippines, United States, India, Bangladesh, Brazil |
| Joia | Angola, India, Pakistan, Brazil, Mozambique |
| Joiel | India, Brazil, United States, Philippines |