Last name Jin-Kyu (진규 
, Jin-Kyu 
) , worldwide, is an extremely rare cognomen. Predominantly, Jin-Kyu is the forename as well as the last name. Parts of the name also exists independently as a last name Jin, and a first name Kyu.
| VARIANT | COUNTRY |
|---|---|
| 진규 | South Korea |
| Jin-Kyu | South Korea, United States, Philippines |