Cognomen 青谷 (青谷 
) , in the world, is a very rare last name. The cognomen 青谷 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 青谷 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 青谷 | China |
| 青谷いずみ Japanese figure skater, JP |
|