Cognomen איגי (Izzi 
, Iggy 
, Eigil 
) , all over the world, is quite a common last name. The cognomen איגי is habitual in Italy, where it is quite a rare surname, Uruguay, and Argentina, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Italy, Indonesia, and the United States. Also, איגי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Izzi | Argentina, France, United States, Indonesia, Italy |
| Iggy | Myanmar, France, United States, Indonesia, Italy |
| Eigil | Norway, Indonesia, United States, Denmark, Democratic Republic of the Congo |
| איגי | Israel |