Cognomen אידלסון (Idelson 
, Idelsohn 
, אידלסון 
) , in all the world, is a rare surname. The family name אידלסון is habitual in Israel, where it is quite a rare surname, Argentina, where it is a rare surname, and the United States, where it is a very rare surname. More frequently, אידלסון is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Idelson | Cabo Verde, Peru, United States, Brazil, Mozambique |
| Idelsohn | Argentina, Brazil, Spain, United States |
| אידלסון | Israel |
|
בבה אידלסון Israeli politician, IL (b. 1895) |
|
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דוד אידלסון IL (b. 1891) |
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| שיר אידלסון Israeli actress, IL (b. 1975) |
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