Family name Jaup (Jaup 
) , globally, is a very rare last name. The cognomen Jaup is characteristic of Estonia, where it is a rare surname, Greece, and Australia, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Greece, Estonia, and Germany. Likewise, Jaup is the forename as well as the last name.
| georg daniel jaup DE (b. 1717) |
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heinrich karl jaup German politician (1781-1860), DE (b. 1781) |
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| ernst jaup (b. 1823) |
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| bernhard h. jaup (b. 1939) |
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