Family name Terza (Tertia 
, Terza 
, Terc 
) , throughout the world, is quite a rare cognomen. The surname Terza is habitual in the Dominican Republic, where it is quite a rare surname, Romania, where it is a rare surname, and Uruguay. In absolute terms, it is commonest in Indonesia, the United States, and Romania. Also, Terza is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tertia | Namibia, Indonesia, South Africa, Australia, United States |
| Terza | Indonesia, Romania, South Africa, United States, Argentina |
| Terc | Czechia, Dominican Republic, United States, Poland, Argentina |
| Терза | Kazakhstan, Russia, Ukraine, Belarus |
| gaetano la terza (b. 1912) |
|
|
| marizú terza Argentinian painter, AR (b. 1953) |
|
|
| antonietta la terza researcher |
|
|
| joseph vincent terza economist (Indiana University-Purdue University (IUPUI)) |
|
|
| antonio la terza Italian politician |
|
|
| pierluigi la terza IT |
|
|
| valentina la terza IT (b. 1981) |
|