Family name Lorenca (Lorenca 
) , globally, is a very rare cognomen. The last name Lorenca is characteristic of Latvia, where it is a rare surname, New Zealand, where it is a very rare surname, and Indonesia. Measured by absolute frequency, it is commonest in Indonesia, Latvia, and the United States. More frequently, Lorenca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lorenca | Brazil, Latvia, Croatia, Indonesia, Albania |