Surname Dugailliez (Dugailliez 
) , all around the world, is a very rare last name. The cognomen Dugailliez is habitual in Western Europe, particularly Belgium, where it is a rare surname, and France, where it is an extremely rare surname. Much less frequently, Dugailliez is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dugailliez | France, Belgium |