Cognomen אלקסי (Alexius 
, Alexy , Alexie 
) , throughout the world, is quite a common surname. The surname אלקסי is characteristic of Honduras, where it is quite a rare surname, Slovakia, and Romania. Not in comparison with a country's population, it is commonest in the United States, Indonesia, and Germany. More frequently, אלקסי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alexius, Alexy | Philippines, Indonesia, United States, France, India |
| Alexie | Philippines, United States, France, Cameroon, Indonesia |
| אלקסי | Israel |