The name Dammann is representing the oldest registered branch of the family chart.
We are back in the middle of the 1400 century with Heinrich Dammann, who lived in the city Bronswyk in the Netherlands. Wife is unknown. He got the doughter Geeskens Dammann. The descendants look like this:

Heinrich Dammann (about 1450) m. to unknown wife
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Geeskens Dammann m. to Hans Pelt (?-1470)
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Arnout Pelt (?-1528) m. 1527 to Anna Bruistens van Horsten
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Abraham Pelt (1533-1602) m. 1560 to Catharina de Bock (1542-1625)
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Johannes (Hans) Pelt (1567-1628) m. 1596 to Suzanna Vogel
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Arnout Pelt (1599-1662) m. to Susanna van Gansepoel (?-1662)
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Marie Pelt (1636-1677) m. 1655 to Gasper von Wiquefort (?-1670)
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Susanne von Wiquefort (1656-1693) m. 1686 to Jørgen Hansen Toxværd (?-1704)
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Anna Pelt Jørgensdatter Toxværd (1693-1711) m. 1708 to Hans Hansen Sidelmann (1678-1770)
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Hans Hansen Sidelmann (1709-1770) m. 1737 to Cecilie Laugesdatter Borch (1720-?)