Last name Gallaguer (Gallaguer 
) , throughout the world, is a very rare surname. The last name Gallaguer is characteristic of Ireland, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Likewise, Gallaguer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gallaguer | Ireland, United Kingdom, United States, Spain |