Across the world, Fleckenstein (Fleckenstein 
) is an extremely rare boy's given name. Much more prevalently, Fleckenstein is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Fleckenstein | Denmark, Argentina, United States, Germany, Hungary |
| conradus von fleckenstein (b. 1150) |
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| jost fleckenstein (1588-1652), CH (b. 1588) |
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| lorenz franz fleckenstein (1645-1715), CH (b. 1645) |
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albrecht fleckenstein German scientist (1917-1992), DE (b. 1917) |
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