Frederik Marcus Knuth may refer to:
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Frederik Marcus Knuth (politician)
Frederik Marcus Knuth, 5th Count of Knuthenborg (11 January 1813 – 8 January 1856) was a Danish aristocrat, landowner, civil servant and politician.
A member of the Knuth family, he was educated at home and later at the University of Copenhag ...
(1813–1856), 5th Count of Knuthenborg, Danish aristocrat, civil servant and politician, first Minister of Foreign Affairs of Denmark
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Frederik Marcus Knuth (taxonomist)
Frederik Marcus Knuth, 9th Count of Knuthenborg (5 May 1904 – 14 June 1970) was a Danish taxonomist especially known for the collection and classification of cactus
A cactus (: cacti, cactuses, or less commonly, cactus) is a member of the ...
(1904–1970), 9th Count of Knuthenborg, Danish taxonomist
{{hndis, Knuth, Frederik Marcus