Cognomen רולף (Rolf 
, Rolff 
, רולף 
) , worldwide, is a common surname. The cognomen רולף is characteristic of Liechtenstein, where it is quite a common surname, Eswatini, where it is quite a rare surname, and Sweden. Measured by absolute frequency, it most frequently occurs in Germany, the United States, and Spain. Predominantly, רולף is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rolf | Germany, Switzerland, Democratic Republic of the Congo, Sweden, United States |
| Rolff | Germany, Spain, Democratic Republic of the Congo, United States, South Africa |
| רולף | Israel |