Family name Gildia (Gilde 
, Gildia 
) , in the entire world, is quite a rare cognomen. The cognomen Gildia is characteristic of Norway, where it is quite a rare surname, Netherlands, and Portugal, where it is a rare surname. Measured by absolute frequency, the name is most common in Germany, the United States, and Netherlands. Also, Gildia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gilde | Netherlands, Norway, United States, Germany, Democratic Republic of the Congo |
| Gildia | Philippines, Brazil, United States, Venezuela, Democratic Republic of the Congo |