Throughout the world, Constanz (Constanz 
) is an extremely rare largely male, but uncommonly girly first name. Likewise, Constanz is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Constanz | Germany, South Africa, Spain, Chile, United States |
| constanz glutz von blotzheim Swiss politician, CH (b. 1825) |
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| constanz schmitz (b. 1832) |
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| constanz berneker German organist (1844-1906), RU (b. 1844) |
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| constanz weichert (b. 1837) |
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| constanz jecklin (1852-1938), CH (b. 1852) |
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| constanz von baltz (1854-1918), DE (b. 1854) |
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| constanz feldt (b. 1867) |
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| constanz brüel German jurist (1892-1966), DE (b. 1892) |
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