Family name Dahier (Dahier 
) , around the globe, is a very rare cognomen. The family name Dahier is habitual in France, where it is a very rare surname, Colombia, and the United Kingdom, where it is an extremely rare surname. Also, Dahier is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dahier | Philippines, Colombia, India, France, Brazil |