In the entire world, Йустин (Justin 
, Yustin 
, Iustin 
) is a widespread masculine first name. The first name Йустин is characteristic of the United States, where it is a common masculine name, Cameroon, where it is quite a common boy's name, and New Zealand (explore the name in all countries). Measured by absolute frequency, this name is the most popular in the United States, the Democratic Republic of the Congo, and Cameroon. Much less frequently, Йустин is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Justin | Australia, Democratic Republic of the Congo, United States, Myanmar, Cameroon |
| Yustin | Malaysia, Indonesia, United States, South Africa, Tanzania |
| Iustin | Germany, Indonesia, Canada, United States, United Kingdom |
| Йустин | Russia |
Йустин is also a prevalent name for the fictitious and mythical characters: Justin Taylor , the fictional character from Queer as Folk; Shining Knight , the fictional character from DC Comics, Stargirl; Libra , the comics character; Justin Finch-Fletchley , character in Harry Potter and the Chamber of Secrets and Justin Russo , the Fictional character on TV sitcom Wizards of Waverly Place, portrayed by David Henrie, Wizards of Waverly Place: The Movie, and in many other works.