Cognomen Элоиза (Eloise 
, Eloiza 
, Heloise , and others...) , across the world, is quite a rare family name. The family name Элоиза is habitual in Martinique, where it is a common surname, Reunion, where it is quite a common surname, and Mauritius, where it is quite a rare surname. Measured by absolute frequency, it most frequently occurs in Mexico, France, and Martinique. More prevalently, Элоиза is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Heloise, Eloise | South Africa, Australia, United States, France, Brazil |
| Eloiza | United Kingdom, Mexico, United States, France, Brazil |
| Heloísa | United Kingdom, United States, Argentina, France, Brazil |
| Элоиза | Kazakhstan, Russia |
Юн, Велединская, and Байчорова