Cognomen Katherine Juliette (Katherine Juliette 
) , around the globe, is an extremely rare surname. The surname Katherine Juliette is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Katherine Juliette is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Katherine Juliette | Peru, Chile, Ecuador, Costa Rica |