Cognomen Igelsias (Igelsias 
) , in the entire world, is a very rare last name. The cognomen Igelsias is habitual in Spain, where it is an extremely rare surname, Argentina, and the United States. Very seldom, Igelsias is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Igelsias | Spain, Mexico, United States, Argentina, Brazil |