Surname Реница (Renica 
, Renicza , Реница 
) , worldwide, is a rare last name. The family name Реница is habitual in Italy, where it is a rare surname, Switzerland, and Israel, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Italy, Indonesia, and Russia. Likewise, Реница is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Renica | Indonesia, Italy, Philippines, United States, Democratic Republic of the Congo |
| Renicza | Philippines |
| Реница | Kazakhstan, Russia, Ukraine |
| Renitsa | Greece, Russia |