Last name Deghia (Deghia 
) , globally, is a very rare cognomen. The last name Deghia is habitual in France, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Deghia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Deghia | New Zealand, India, France |