Last name Juyn (June 
, Juin 
, Juyn 
) , throughout the world, is a common surname. The last name Juyn is characteristic of South-eastern Asia, particularly Malaysia, where it is quite a common surname, Brunei, and Myanmar. Not in comparison with a country's population, it is the most numerous in Myanmar, Malaysia, and the United States. More frequently, Juyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| June | United Kingdom, Myanmar, Kenya, United States, Philippines |
| Juin | United Kingdom, Myanmar, United States, Philippines, Malaysia |
| Juyn | United States, Taiwan, Philippines, Malaysia, China |
| john juyn English judge |
|