Last name Fedelson (Fedelson 
) , worldwide, is a very rare family name. The cognomen Fedelson is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. More prevalently, Fedelson is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fedelson | Brazil, Democratic Republic of the Congo, Philippines |