Cognomen Constanta (Constanta 
) , in all the world, is quite a rare surname. The cognomen Constanta is habitual in Romania, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Moldova. Measured by absolute frequency, it is commonest in Romania, Moldova, and Spain. Likewise, Constanta is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Constanta | Romania, Moldova, Spain, Italy, United States |