Cognomen Di Gerolamo (Di Gerolamo 
) , worldwide, is a very rare family name. The surname Di Gerolamo is habitual in Italy, where it is a very rare surname, Argentina, and Canada, where it is an extremely rare surname. In absolute terms, it is the most numerous in Italy, Argentina, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Di Gerolamo | Italy, Argentina, Canada, United States |