Family name Constanz (Constanz 
) , throughout the world, is a very rare cognomen. The surname Constanz is characteristic of Spain, where it is a very rare surname, Chile, where it is an extremely rare surname, and the United States. Also, Constanz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Constanz | Germany, South Africa, Spain, Chile, United States |
| carl ignaz constanz composer, organist and priest (1747-1817), IT (b. 1747) |
|