Family name רעואל (Reuel 
, רעואל 
) , globally, is a rare cognomen. The cognomen רעואל is habitual in Israel, where it is a rare surname, Germany, and Kenya. Measured by absolute frequency, it is the most numerous in Germany, Kenya, and Nigeria. More prevalently, רעואל is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reuel | Philippines, Brazil, Democratic Republic of the Congo, United States, Germany |
| רעואל | Israel |