Throughout the world, Justiniani (Justiniani 
) is a very rare largely masculine, but infrequently girly forename. The first name Justiniani is habitual in South-eastern Asia, particularly Philippines, where it is a very rare largely male, but infrequently girly name. Predominantly, Justiniani is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Justiniani | Peru, Panama, Tanzania, Philippines, Mexico |