Family name جيرو (Gero 
, Jiro 
, Giraud 
, among others...) , around the world, is a common last name. The surname جيرو is habitual in France, where it is quite a common surname, Reunion, and Dominica (explore the name in all countries). In absolute terms, it is commonest in France, the United States, and Japan. Likewise, جيرو is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gero | Germany, France, India, Democratic Republic of the Congo, Ethiopia |
| Jiro | France, United States, India, Nigeria, Japan |
| Giraud | Germany, Hungary, France, United States, Democratic Republic of the Congo |
| Giroud | France, Argentina, United States, Indonesia, Switzerland |
| جيرو | Morocco, Egypt, Sudan, Syria, Algeria |