Surname Аренсон (Arenson 
, Аренсон 
) , all around the world, is a rare cognomen. The surname Аренсон is characteristic of the United States, where it is a rare surname, Canada, and South Africa, where it is a very rare surname. Very seldom, Аренсон is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arenson | United Kingdom, South Africa, Australia, United States, Canada |
| Аренсон | Russia, Ukraine |