Johanne Henriette Valentine Danneskiold-Samsøe née Kaas (12 August 1776 – 28 July 1843) was a Danish countess who, when widowed, fulfilled her former husband's plans by founding the Holmegaard Glass Factory near Næstved in 1825.
[4][5] She was educated at home together with her sisters by the tutor Peder Deichmann with whom she corresponded actively until his death in 1816.
[3] Living on the large Gisselfeld Estate, they entertained the leading writers of the day, including N.F.S.
[6] In the 1820s, after acquiring the Holmegaard estate, he planned to create a glass factory there as he realized the local peat could be used as fuel.
[1] Countess Danneskiold-Samsøe persisted, receiving permission from the king to build the factory.