Cognomen ジュウロウ (ジュウロウ 
) , throughout the world, is a rare family name. The family name ジュウロウ is characteristic of Eastern Asia, particularly Japan, where it is a rare surname. Very seldom, ジュウロウ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ジュウロウ | Japan |