Surname จูเนียร์ (Chunia 
, Junor 
, Prinze 
) , globally, is quite a rare last name. The family name จูเนียร์ is habitual in Latin America and the Caribbean, particularly Jamaica, where it is quite a rare surname, Trinidad and Tobago, and Guyana, where it is a rare surname. In absolute terms, it is commonest in the United Kingdom, the United States, and Brazil. More frequently, จูเนียร์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chunia | Thailand, Italy, Brazil, United Kingdom, India |
| Junor | Australia, Brazil, United States, United Kingdom, India |
| Prinze | Canada, Philippines, Argentina, United States, Ghana |
| จูเนียร์ | Thailand |